Screen size
equal specsGalaxy M556.7"
Galaxy S25+6.7"
Quick verdict
Galaxy S25+ leads the measured specs 11-4.
Measured wins
Galaxy M55
4
spec wins
Ties
8
equal specs
Galaxy S25+
11
spec wins
Overall winner
Screen size
equal specsTechnology
Galaxy M55
GSM / HSPA / LTE / 5G
Galaxy S25+
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands
Galaxy M55
GSM 850 / 900 / 1800 / 1900
Galaxy S25+
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900 & TD-SCDMA
3G bands
Galaxy M55
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Galaxy S25+
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
4G bands
Galaxy M55
Resolution
Refresh rate
equal specsPeak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
equal specsFront camera
Battery
Wired charging
equal specsWeight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
Stereo speakers
equal specs1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 38, 40, 41, 66
Galaxy S25+
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - International, 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 48, 66, 71 - USA unlocked
5G bands
Galaxy M55
1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6
Galaxy S25+
1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International, 1, 2, 5, 7, 25, 28, 41, 66, 71, 77, 78, 257, 258, 260, 261 SA/NSA/Sub6/mmWave - USA unlocked
Speed
Galaxy M55
HSPA, LTE, 5G
Galaxy S25+
HSPA, LTE (up to 7CA), 5G
Announced
Galaxy M55
2024, March 28
Galaxy S25+
2025, January 22
Status
Galaxy M55
Available. Released 2024, March 28
Galaxy S25+
Available. Released 2025, February 03
Dimensions
Galaxy M55
163.9 x 76.5 x 7.8 mm (6.45 x 3.01 x 0.31 in)
Galaxy S25+
158.4 x 75.8 x 7.3 mm (6.24 x 2.98 x 0.29 in)
Weight
Galaxy M55
180 g (6.35 oz)
Galaxy S25+
190 g (6.70 oz)
SIM
Galaxy M55
Nano-SIM + Nano-SIM
Galaxy S25+
· Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time) - INT· Nano-SIM + eSIM + eSIM (max 2 at a time) - USA· Nano-SIM + Nano-SIM - CN
Build
Galaxy M55
-
Galaxy S25+
Glass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frame
Other
Galaxy M55
-
Galaxy S25+
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Armor aluminum 2 frame
Type
Galaxy M55
Super AMOLED+, 120Hz, 1000 nits (HBM)
Galaxy S25+
Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak)
Size
Galaxy M55
6.7 inches, 108.4 cm2 (~86.4% screen-to-body ratio)
Galaxy S25+
6.7 inches, 110.2 cm2 (~91.8% screen-to-body ratio)
Resolution
Galaxy M55
1080 x 2400 pixels, 20:9 ratio (~393 ppi density)
Galaxy S25+
1440 x 3120 pixels, 19.5:9 ratio (~513 ppi density)
Protection
Galaxy M55
-
Galaxy S25+
Corning Gorilla Glass Victus 2, Mohs level 5
OS
Galaxy M55
Android 14, upgradable to Android 16, One UI 8.0
Galaxy S25+
Android 15, up to 7 major Android upgrades, One UI 8
Chipset
Galaxy M55
Qualcomm SM7450-AB Snapdragon 7 Gen 1 (4 nm)
Galaxy S25+
Qualcomm SM8750-AC Snapdragon 8 Elite (3 nm)
CPU
Galaxy M55
Octa-core (1x2.4 GHz Cortex-A710 & 3x2.36 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)
Galaxy S25+
Octa-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPU
Galaxy M55
Adreno 644
Galaxy S25+
Adreno 830 (1200 MHz)
Card slot
Galaxy M55
microSDXC (uses shared SIM slot)
Galaxy S25+
No
Internal
Galaxy M55
128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
Galaxy S25+
256GB 12GB RAM, 512GB 12GB RAM
Other
Galaxy M55
-
Galaxy S25+
UFS 4.0
Triple
Galaxy M55
50 MP, f/1.8, (wide), 1/1.56", 1.0µm, PDAF, OIS 8 MP, f/2.2, 123˚ (ultrawide) 2 MP (macro)
Galaxy S25+
50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, OIS 10 MP, f/2.4, 67mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video
Features
Galaxy M55
LED flash, panorama, HDR
Galaxy S25+
Best Face, LED flash, auto-HDR, panorama
Video
Galaxy M55
4K@30fps, 1080p@30/60fps, gyro-EIS, OIS
Galaxy S25+
8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EIS
Single
Galaxy M55
50 MP, f/2.4, (wide)
Galaxy S25+
12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF
Video
Galaxy M55
4K@30fps, 1080p@30/60fps
Galaxy S25+
4K@30/60fps, 1080p@30fps
Features
Galaxy M55
-
Galaxy S25+
HDR, HDR10+
Loudspeaker
Galaxy M55
Yes, with stereo speakers
Galaxy S25+
Yes, with stereo speakers
3.5mm jack
Galaxy M55
No
Galaxy S25+
No
Other
Galaxy M55
-
Galaxy S25+
High-bitrate audio support
WLAN
Galaxy M55
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Galaxy S25+
Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct
Bluetooth
Galaxy M55
5.2, A2DP, LE
Galaxy S25+
5.4, A2DP, LE
Positioning
Galaxy M55
GPS, GALILEO, GLONASS, BDS, QZSS
Galaxy S25+
GPS, GLONASS, BDS, GALILEO, QZSS
NFC
Galaxy M55
Yes (market/region dependent)
Galaxy S25+
Yes
Radio
Galaxy M55
No
Galaxy S25+
No
USB
Galaxy M55
USB Type-C 2.0, OTG
Galaxy S25+
USB Type-C 3.2, DisplayPort 1.2, OTG
Sensors
Galaxy M55
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Galaxy S25+
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Other
Galaxy M55
-
Galaxy S25+
Samsung DeX, Samsung Wireless DeX (desktop experience support) Ultra Wideband (UWB) support
Type
Galaxy M55
5000 mAh
Galaxy S25+
Li-Ion 4900 mAh
Charging
Galaxy M55
45W wired
Galaxy S25+
45W wired, PD3.0, 65% in 30 min 15W wireless (Qi2 Ready) 4.5W reverse wireless
Colors
Galaxy M55
Dark Blue, Light Green
Galaxy S25+
Icy Blue, Mint, Navy, Silver Shadow, Pink Gold, Coral Red, Blue Black
Models
Galaxy M55
SM-M556B, SM-M556B/DS
Galaxy S25+
SM-S936B, SM-S936B/DS, SM-S936U, SM-S936U1, SM-S936W, SM-S936N, SM-S9360, SM-S936E, SM-S936E/DS
SAR
Galaxy M55
0.93 W/kg (head)
Galaxy S25+
1.16 W/kg (head) 0.81 W/kg (body)
SAR EU
Galaxy M55
0.96 W/kg (head) 0.98 W/kg (body)
Galaxy S25+
1.26 W/kg (head) 1.26 W/kg (body)
Price
Galaxy M55
$ 265.00 / £ 267.36 / € 284.99 / ₹ 23,700
Galaxy S25+
$ 899.99 / C$ 997.99 / £ 749.99 / € 758.43 / ₹ 99,999