Compare 1MORE SonoFlow-Pro Headphones vs Marshall Major V

Reviewers broadly liked the sound for the price, calling it clear, fun, or surprisingly close to pricier rivals, while noting it remains short of truly premium detail.

Most reviewers liked the lively Marshall-leaning sound, but several found it average, treble-heavy, distant, or not competitive for audiophiles.

Sound leakage was excellent, with reviewers reporting minimal leakage.

Sound leakage was mixed-to-negative, with some office-safe results but several warnings about leakage at higher volumes.

ANC was a major strength for the price, often effective for commutes and low-frequency noise, but several reviewers found it short of premium or inconsistent in harder environments.

Reviewers repeatedly flagged the absence of ANC as the Major V's biggest feature gap, especially for commuting, flights, and loud environments.

Frequency-response comments were moderate, with cohesive, smooth output offset by limited high-end extension and resolution.

Measured frequency-response commentary was negative, with one review saying the tuning deviated drastically from the preferred curve.

Microphone noise reduction was useful in moderate conditions, but reviewers still heard background sound, wind effects, or less-than-clean processing.

Microphone noise reduction received positive comments for cleaning up office, cafe, and ambient noise around speech.

Passive isolation was considered good, helped by the over-ear cushions and fit, adding useful natural noise blocking before ANC.

Passive isolation was mixed: the pads muffled some office chatter and ambient sound, but on-ear fit still let plenty through.

Spatial audio was mixed: some found it airy or impressively speaker-like, while another recommended turning it off due to quality tradeoffs.

One review said Dolby Atmos playback still had kick despite the lack of noise cancelling.

Wind handling was usable but imperfect, with reviewers hearing some wind while still finding speech generally intelligible.

Wind handling was only discussed in microphone-test contexts and was generally positive alongside noisy-condition call performance.

Bass was usually praised as deep, warm, punchy, and controlled, though several reviewers felt it could color the mix or become less clean than the original.

Bass impressions skewed positive for punch and warmth, though a few reviewers found the low end light or uneven depending on tuning.

Soundstage split reviewers, with one hearing a wide stage while others described it as narrow, shallow, or less spacious than pricier headphones.

Soundstage ranged from surprisingly wide and dynamic to compact, intimate, or under-imaged depending on the reviewer.

Audio-video sync was mostly strong, with reviewers reporting no significant delay or useful low-latency behavior, though one still preferred AirPods Pro latency.

Reviewers who discussed sync reported no noticeable delay or expected LE Audio benefits for video use.

Voice prompts and feedback were criticized as unclear or awkward, especially when mode sounds did not clearly communicate status.

Marshall's guitar-riff feedback tones were described as a nice brand touch by reviewers who mentioned them.

Software/setup simplicity was criticized when app LDAC switching and command delays caused major slowdowns.

Setup was easy out of the box in one review, but app responsiveness and connection reliability were criticized elsewhere.

Physical controls were generally usable and clicky, though some reviewers called them plasticky, awkwardly placed, or not customizable enough.

Physical button controls were one of the strongest points, with reviewers repeatedly praising the joystick-style knob as intuitive and reliable.

Call microphone quality landed around serviceable to good, with clear enough speech but occasional sibilance, underwater tone, wind weakness, or budget-headset limits.

Call quality was usually praised, with reviewers hearing loud, clear, understandable voice capture; one found it noisy but usable.

The app divided reviewers: some found it useful and straightforward, while others reported unclear app choice, unreliability, lag, or hidden settings.

App opinions were mixed: support and customization were major upgrades, but some reviewers found the app buggy, basic, or limited.

Smart listening extras were present and somewhat useful, though the strongest praise was for the app-level convenience rather than transformative performance.

Smart listening features were useful for quick Spotify, EQ, or assistant access, though one reviewer found the M button nonessential.

Advanced software features were mixed, with spatial audio earning some praise but smart burn-in dismissed as not meaningfully changing sound.

Advanced software and feature impressions were mixed: battery preservation impressed, but feature depth lagged some competitors.

Bluetooth performance was generally reliable and stable, with praise for range and connection quality across several reviews.

Bluetooth was described positively where reviewers referenced modern or useful wireless capabilities rather than just listing the version.

EQ customization was a clear plus, with multiple reviewers appreciating adjustable EQ and presets for shaping the sound.

EQ customization was useful and often praised, though some reviewers said its effect was subtle or insufficient.

Included accessories were considered adequate to strong, especially the hard carry case and bundled cables.

Included accessories were criticized as skimpy because reviewers expected more protection or extras for the price.

The detachable cable setup was considered less convenient because reviewers wanted a standard 3.5mm-to-3.5mm cable rather than the supplied nonstandard option.

The detachable analog cable was praised for enabling the music-sharing trick with another pair of headphones.

Case quality was generally appreciated, especially for the price, but some reviewers disliked the simpler Pro case and missing cable pouch.

Carry protection was a consistent weakness because reviewers repeatedly complained that no case, pouch, or tote was included.

Sustainability and repairability drew criticism, centered on the need for better sustainable packaging design.

Repairability was viewed as a plus because reviewers noted battery replacement through Marshall's repair program.

Preset EQ quality was not universally loved; one reviewer found the branded presets skippable despite liking custom EQ.

Preset EQ feedback was limited but positive when reviewers singled out balanced or useful presets.

USB-C was a mixed point because charging was available, but one reviewer wanted USB-C audio mode and scored that missing use case as a drawback.

USB-C charging was viewed positively, especially as a more reliable option than fiddly wireless charging.

Volume output was context-dependent: one reviewer had serious plane-volume issues, while another found plenty of level without distortion.

One reviewer found normal listening volume more than sufficient, with extra output available if needed.

The integrated microphone was serviceable, with acceptable voice pickup and better-than-expected clarity, but not a standout.

The integrated mic array was praised in one review as working well for clear recordings.

Headband padding was a comfort highlight, with reviewers praising the generous padding across the top of the headband.

Headband padding feedback was mixed, with one review praising full soft coverage and another calling it thin.

The swivel/folding ear-cup design helped the headphones pack smaller for commuting and travel.

One review praised the ear cups' 90-degree tilt as part of the flexible fit system.

Multi-platform compatibility was good in one review, with laptop-and-phone use working without settings-menu friction.

Multi-platform use was positive where one reviewer reported seamless switching between phone and laptop.

Fit stability was praised in one review, where head shaking did not move the headphones much.

Fit stability was mixed: some reviews praised secure fit, while others found head movement could shift or dislodge the headphones.

Analog input was useful, especially for wired listening and ANC while wired, but the nonstandard 2.5mm headphone-side jack hurt convenience.

The 3.5mm input was valued for wired listening and audio sharing, with several reviewers calling the sharing trick useful or cool.

Instrument separation was acceptable to good for the price, but reviewers still noted limited air, spacing, and occasional muddiness from bass.

Reviewers who focused on separation generally praised stereo placement, detail visibility, and the ability to follow individual sound elements.

Maximum-volume clarity was mostly solid, but not unanimous; some found clean playback at higher levels, while one heard the headset lose composure around higher gain.

Reviewers noted that the headphones could play loudly without obvious strain and still had headroom.

Ear cup padding was usually praised as plush, breathable, or deeply cushioned, though one reviewer found the thicker pleather pads sweaty.

Ear cup padding was consistently praised as thick, soft, plush, or squishy enough to help the on-ear fit.

Midrange comments were mixed: some heard clear vocals and big mids, while others found the range recessed, less present, or merely acceptable.

Midrange clarity was often praised for vocals and detail, but some reviewers heard recessed or deficient mids.

Foldability and portability were strong, with reviewers appreciating the compact folding design and travel-friendly form.

Portability and foldability were consistently praised because the headphones collapse very small and fit easily in bags.

Premium feel was a weakness, with reviewers noting cheaper plastic/case impressions and an unimpressive feel out of the box.

Premium feel was mixed: the design could look special, but some reviewers said the materials did not feel expensive.

Travel friendliness was a strong fit because reviewers liked the lightweight, folding build and included case for trips.

Travel friendliness was mixed-to-positive: small size and battery helped, while no ANC and no case limited flights and loud travel.

Cable quality and cable choice were common weak points because the included/nonstandard 2.5mm-to-3.5mm approach frustrated multiple reviewers.

Cable impressions were mixed: one reviewer liked the retro detail, while another disliked the tangling coiled cable.

Treble was generally clean enough, with praise for non-tinny highs and crisp solos, but some reviewers wanted more energy, sparkle, or extension.

Treble was described as crisp and detailed by some reviewers, while others found the top end harsh, exaggerated, or clustered.

Android compatibility was hurt by one reviewer’s inability to get LDAC working on tested Android phones.

Android compatibility was weakened by missing higher-quality Android-friendly codecs such as aptX or LDAC.

Headband adjustability was praised for accommodating larger heads comfortably.

Headband adjustment was praised for smooth sliding rails and flexible adjustability.

LDAC was polarizing: one reviewer praised the added detail, while another could not get LDAC working on tested Android phones.

LDAC was criticized as a missing advantage versus a competing Android-focused headphone.

Overall recommendation was strongly positive for budget buyers, with reviewers repeatedly calling the headphones a respectable, high-value, or best-in-class cheap option.

Overall recommendations were mixed-to-positive: many reviewers recommended the headphones for battery, design, and casual use, but with clear caveats.

Connectivity options were strong overall, especially wired use, headphone-jack fallback, and ANC while wired in some testing.

Connectivity options were praised for wired listening, sharing audio, and useful device switching.

The discreet profile was praised for clean, subtle looks that avoid drawing attention in public.

Reviewers praised the distinctive vintage style and compact visual identity, though one found the look inconspicuous or barebones.

Long-term durability remained uncertain, with one reviewer specifically questioning whether the plastic build would last.

Durability-over-time comments were positive where reviewers expected the headphones to survive years of use or abuse.

Hinge impressions were mixed but leaned positive: one review praised the solid lock, another heard creak, and another found the Pro significantly improved.

One reviewer disliked the way the metal hinges stick out when folded, making hinge design a minor caveat.

Design reactions were mostly positive for clean, sleek, understated looks, but some wanted more flourish or a more premium Pro identity.

The retro Marshall design was widely praised as distinctive, classic, stylish, and aligned with the brand's rock identity.

Build quality was mixed: some praised rigidity and solidity, while others found plastic, feeble, creaky, or only okay construction.

Build quality was generally praised as rugged, tough, and durable, though not always premium-looking.

The light weight helped comfort and travel use, with reviewers calling the headset comfortable and carry-on friendly.

Low weight was a consistent strength, with reviewers calling the headphones light, barely noticeable, and easy to wear.

Comfort was one of the strongest themes, with many reviewers reporting long sessions, all-day fit, light wear, and little fatigue.

Long-wear comfort was highly divided, with many praising light padding and hours-long comfort while others reported pressure, heat, or glasses discomfort.

Clamp comfort was mostly acceptable to good, with light pressure helping comfort but some reviewers noting greater clamp or a slightly loose feel.

Clamp force feedback was mixed, ranging from gentle or moderate to too tight or uncomfortable depending on head shape and use.

Codec support was viewed positively for LDAC/high-res capability, though the strongest codec comments focused on support rather than broad codec breadth.

Codec support was mixed-to-weak: LC3/LE Audio helped, but reviewers criticized the lack of higher-quality codecs.

Value for money was one of the strongest areas, with reviewers repeatedly highlighting sub-$100 pricing, strong features, and performance beyond the price.

Value was split: reviewers liked the battery, design, and sound for the price, but many felt ANC competitors offered more.

Multipoint was useful when it worked, but setup and reliability were mixed, with hidden menus, experimental status, and occasional mediocre switching.

Multipoint generally worked well, though one reviewer noted playback must be paused on one device before switching.

Battery life was the strongest consensus point, repeatedly described as exceptional, class-leading, anxiety-free, and among the best in the category.

Battery life was the clearest consensus strength, with reviewers repeatedly praising the 100-hour class endurance and real-world longevity.

Charging feedback was positive, with fast-charge claims and measured charge times viewed as convenient and strong for travel use.

Charging was mostly praised for fast, USB-C, and wireless charging, though several reviewers found wireless placement fiddly or unreliable.

ANC background noise was usually low, with reviewers noting little hiss or only modest white noise.

ANC sound-signature impact was a concern because reviewers heard bass increase, audio blanking, or muddier sound depending on mode.

ANC's effect on audio was inconsistent: one reviewer heard no distortion, while others reported blanking or lost detail with ANC on.

Immersive audio was praised in one review for making music feel like it came from speakers in front of the listener.

LE Audio readiness was treated as a forward-looking advantage for streaming, sync, and Auracast-related future use.

aptX support was criticized because reviewers specifically noted that aptX or aptX Adaptive was missing.

Auto-play or wear-detection absence was treated as a missed opportunity for a Pro model.

Wired/DAC and hi-res playback impressions were positive overall, especially when wired playback sounded better and the built-in DAC was praised.

Ecosystem integration was limited compared with Apple-style multi-device behavior, according to one reviewer used to that ecosystem.

Launch feature set was criticized as limited, especially compared with competitors that include ANC, transparency, cases, or richer apps.

Replaceable earpads were a plus in reviews that noted removable pads or replacement cups.

Spotify integration was praised by Spotify users as genuinely useful for starting or cycling music quickly.

Transparency mode was usable and sometimes very good, but not consistently natural; reviewers also noted hiss, muffling, or only okay voice pickup.

Reviewers treated the lack of IP or water resistance as a real limitation for rain, sweat, hikes, and outdoor use.

Wear-detection auto-pause was treated as missing value that could have improved the Pro model.

Auracast support was praised as rare and forward-looking, though some comments depended on future firmware or ecosystem adoption.

Auto on/off reliability was weak because one reviewer missed automatic power behavior and reported accidental battery drain.

The newer Bluetooth version was praised as a meaningful upgrade for stronger, more efficient connectivity.

Voice assistant use was positive in the review that tested Google Assistant and Siri.

Dolby/head-tracking-style audio was limited because one reviewer said the spatial effect was not true head tracking like AirPods Max.

Sustainability materials were criticized because the packaging still included plastic wrapping.