Official manufacturer render.
Samsung
Galaxy M55
- 6.7-inch Super AMOLED Plus
- Qualcomm Snapdragon 7 Gen 1
- 180 g
- 5000 mAh
Physical specifications
6.7"
Display size
180 g
Weight
163.9 mm
Height
76.5 mm
Width
7.8 mm
Thickness
19.5:9
Aspect ratio
Release and pricing
- Announced
- April 8, 2024
- Released
- April 8, 2024
Size in everyday life
Picture it in your front pocket.
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Galaxy M55
Display
- Display size
- 6.7"
- Display technology
- Super AMOLED Plus
- Resolution
- 1080 × 2400
- Refresh rate
- 120 Hz
Performance
- Chipset
- Qualcomm Snapdragon 7 Gen 1
- RAM
- 8 GB
- Storage
- 128 GB
- Expandable storage
- Yes
Battery & charging
- Typical capacity
- 5000 mAh
- Wired charging
- 25 W
- Charging standard
- Super Fast Charging
Cameras
- Rear cameras
- Wide · 50 MP · ƒ/1.8 · OIS; Ultra Wide · 8 MP · ƒ/2.2; Macro · 2 MP · ƒ/2.4
- Front cameras
- Selfie · 50 MP · ƒ/2.4
Connectivity
- Cellular
- 5G, LTE, 3G, 2G
- Wi‑Fi
- Wi-Fi 6
- Bluetooth
- Bluetooth 5.2
- USB
- USB Type-C
- NFC
- Yes
Sources and measurement notes
Sizometry compares published specifications and calculates differences. These are not hands-on measurements or tests of comfort, performance or pocket fit.
Galaxy M55
No source link is recorded for this model yet. Treat its listed figures as unverified.
Check the exact model, year, region and configuration on the linked page. References may cover several variants. Folded and unfolded dimensions differ; cases and camera protrusions may change the space a device needs. Drawings share a relative scale and are not calibrated to life size on your screen.
Sizometry Analysis
Overall Score
6.5
out of 10
A well-rounded mid-ranger whose vivid AMOLED display, stereo speakers, and dependable battery life stand out, held back by a noticeably slow camera app and a capacity downgrade versus its predecessor.
Category scores
Camera
6.0
The 50MP OIS main sensor delivers strong daylight detail, but sluggish app responsiveness and a seven-second night-mode delay are consistent frustrations.
Battery and charging
7.0
5,000mAh still delivers a full day of heavy use and nearly two days of light use, despite the capacity cut from the previous generation.
Performance
7.0
The Snapdragon 7 Gen 1 offers stable, balanced everyday performance, though heat during gaming and camera use is a recurring complaint.
Handling and portability
7.5
180 g makes the M55 5G one of the lighter mid-range 6.7-inch phones, noticeably easier to hold for extended periods.
Build quality
6.5
An all-plastic build that feels more premium than its price suggests, enhanced by stereo speakers and an under-display fingerprint sensor.
Value
6.5
A sensible, balanced mid-range package, though the reduced battery and camera resolution versus the M54 tempers the upgrade case.
Strengths
- Vivid 120Hz Super AMOLED Plus display with punchy colors
- Dependable all-day battery life with 45W fast-charging support
- Stereo speakers and under-display fingerprint sensor uncommon at this price
Weaknesses
- Camera app is noticeably slow, especially for automatic night-mode shots
- Battery and camera resolution reduced compared with the previous M54
- Phone runs warm during extended gaming or camera app use
Best for
- Multimedia-focused users who value a vivid, high-refresh-rate display and stereo speakers
- Buyers who want dependable all-day battery life with fast-charging convenience
- Users who prioritize daylight photo quality over camera app speed
- Owners who appreciate mid-range conveniences like an under-display fingerprint sensor
Less suitable for
- Owners of the previous Galaxy M54 looking for a clear upgrade
- Buyers who frequently shoot in low light and want fast camera responsiveness
- Gamers who play demanding titles for extended sessions
- Users who prioritize maximum battery or camera resolution above other factors
Upgrade recommendation
Current device: Older or entry-level phones without a high-refresh-rate AMOLED display
Recommendation: Worth consideringNotes: The vivid screen and stereo speakers represent an immediately noticeable improvement in daily media consumption.
Current device: Owners of the previous Galaxy M54
Recommendation: Probably unnecessaryNotes: The M55 trades battery capacity and camera resolution for a newer chipset — a lateral move rather than a clear step forward.
Current device: Buyers who frequently shoot in low light
Recommendation: Probably unnecessaryNotes: The seven-second night-mode delay is the single most consistently repeated frustration across reviews.
Current device: Gamers who play demanding titles for extended sessions
Recommendation: Worth consideringNotes: Casual and moderate gaming is smooth on the Snapdragon 7 Gen 1, though heat during extended sessions is worth monitoring.
Everyday usability
Estimated from device dimensions and weight.
One-handed use
AverageOne-handed use is possible, though two hands will often feel easier.
Pocket friendliness
GoodGenerally pocket-friendly for everyday carry.
Carry comfort
BalancedWeight sits in a balanced range for everyday holding and carrying.
Reading and media
A large canvas for reading, video, and longer on-screen sessions.
Gaming
Casual gamingIt is better suited to lighter games and moderate visual settings than demanding 3D titles.
Bottom line
The Galaxy M55 5G earns its reputation as a sensible, well-rounded mid-ranger, anchored by a vivid 120Hz AMOLED display, stereo speakers, and dependable battery life backed by fast 45W charging. Its clearest trade-off is a camera app that reviewers consistently describe as slow, most notably a seven-second delay for automatic night-mode shots, alongside a capacity downgrade in both battery and camera resolution versus the previous M54. Buyers upgrading from older or entry-level phones see the clearest benefit; M54 owners and frequent low-light photographers should weigh the trade-offs carefully.
Models and configurations
- Storage
- 128 GB
- Connectivity
- 5GLTE3G2G
- RAM
- 8 GB
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