Screen size
Galaxy M15Winner: 6.5"+4.6%
Galaxy S256.2"
Quick verdict
Galaxy S25 leads the measured specs 12-5.
Measured wins
Galaxy M15
5
spec wins
Ties
6
equal specs
Galaxy S25
12
spec wins
Overall winner
Screen size
Technology
Galaxy M15
GSM / HSPA / LTE / 5G
Galaxy S25
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands
Galaxy M15
GSM 850 / 900 / 1800 / 1900
Galaxy S25
GSM 850 / 900 / 1800 / 1900 , CDMA 800 / 1900 & TD-SCDMA
3G bands
Galaxy M15
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Galaxy S25
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 , CDMA2000 1xEV-DO
4G bands
Galaxy M15
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
equal specsMain camera
equal specsFront camera
Battery
Wired charging
equal specsWeight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
SD card
Stereo speakers
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 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 M15
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 M15
HSPA, LTE, 5G
Galaxy S25
HSPA, LTE (up to 7CA), 5G
Announced
Galaxy M15
2024, March 09
Galaxy S25
2025, January 22
Status
Galaxy M15
Available. Released 2024, April 05
Galaxy S25
Available. Released 2025, February 03
Dimensions
Galaxy M15
160.1 x 76.8 x 9.3 mm (6.30 x 3.02 x 0.37 in)
Galaxy S25
146.9 x 70.5 x 7.2 mm (5.78 x 2.78 x 0.28 in)
Weight
Galaxy M15
217 g (7.65 oz)
Galaxy S25
162 g (5.71 oz)
Build
Galaxy M15
Glass front, plastic back, plastic frame
Galaxy S25
Glass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frame
SIM
Galaxy M15
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
Other
Galaxy M15
-
Galaxy S25
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Armor aluminum 2 frame
Type
Galaxy M15
Super AMOLED, 90Hz, 800 nits (HBM)
Galaxy S25
Dynamic LTPO AMOLED 2X, 120Hz, HDR10+, 2600 nits (peak)
Size
Galaxy M15
6.5 inches, 103.7 cm2 (~84.3% screen-to-body ratio)
Galaxy S25
6.2 inches, 94.4 cm2 (~91.1% screen-to-body ratio)
Resolution
Galaxy M15
1080 x 2340 pixels, 19.5:9 ratio (~396 ppi density)
Galaxy S25
1080 x 2340 pixels, 19.5:9 ratio (~416 ppi density)
Protection
Galaxy M15
-
Galaxy S25
Corning Gorilla Glass Victus 2, Mohs level 5
OS
Galaxy M15
Android 14, up to 4 major Android upgrades, One UI 6
Galaxy S25
Android 15, up to 7 major Android upgrades, One UI 8
Chipset
Galaxy M15
Mediatek Dimensity 6100+ (6 nm)
Galaxy S25
Qualcomm SM8750-AC Snapdragon 8 Elite (3 nm)
CPU
Galaxy M15
Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Galaxy S25
Octa-core (2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPU
Galaxy M15
Mali-G57 MC2
Galaxy S25
Adreno 830 (1200 MHz)
Card slot
Galaxy M15
microSDXC (uses shared SIM slot)
Galaxy S25
No
Internal
Galaxy M15
128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Galaxy S25
128GB 12GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
Other
Galaxy M15
-
Galaxy S25
UFS 4.0
Triple
Galaxy M15
50 MP, f/1.8, (wide), AF 5 MP, f/2.2, (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 M15
LED flash, panorama, HDR
Galaxy S25
Best Face, LED flash, auto-HDR, panorama
Video
Galaxy M15
1080p@30fps, gyro-EIS
Galaxy S25
8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240fps, 10-bit HDR, HDR10+, stereo sound rec., gyro-EIS
Single
Galaxy M15
13 MP, f/2.0, (wide)
Galaxy S25
12 MP, f/2.2, 26mm (wide), 1/3.2", 1.12µm, dual pixel PDAF
Video
Galaxy M15
1080p@30fps
Galaxy S25
4K@30/60fps, 1080p@30fps
Features
Galaxy M15
-
Galaxy S25
HDR, HDR10+
Loudspeaker
Galaxy M15
Yes
Galaxy S25
Yes, with stereo speakers
3.5mm jack
Galaxy M15
Yes
Galaxy S25
No
Other
Galaxy M15
-
Galaxy S25
High-bitrate audio support
WLAN
Galaxy M15
Wi-Fi 802.11 a/b/g/n/ac, 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 M15
5.3, A2DP, LE
Galaxy S25
5.4, A2DP, LE
Positioning
Galaxy M15
GPS, GALILEO, GLONASS, BDS, QZSS
Galaxy S25
GPS, GLONASS, BDS, GALILEO, QZSS
NFC
Galaxy M15
Yes (market/region dependent)
Galaxy S25
Yes
Radio
Galaxy M15
No
Galaxy S25
No
USB
Galaxy M15
USB Type-C 2.0
Galaxy S25
USB Type-C 3.2, DisplayPort 1.2, OTG
Sensors
Galaxy M15
Fingerprint (side-mounted), accelerometer, gyro, compass
Galaxy S25
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Other
Galaxy M15
Virtual proximity sensing
Galaxy S25
Samsung DeX, Samsung Wireless DeX (desktop experience support)
Type
Galaxy M15
6000 mAh
Galaxy S25
Li-Ion 4000 mAh
Charging
Galaxy M15
25W wired
Galaxy S25
25W wired, PD3.0, 50% in 30 min 15W wireless (Qi2 Ready) 4.5W reverse wireless
Colors
Galaxy M15
Light Blue, Dark Blue, Gray
Galaxy S25
Icy Blue, Mint, Navy, Silver Shadow, Pink Gold, Coral Red, Blue Black
Models
Galaxy M15
SM-M156B, SM-M156B/DS, SM-M156B/DSN
Galaxy S25
SM-S931B, SM-S931B/DS, SM-S931U, SM-S931U1, SM-S931W, SM-S931N, SM-S9310, SM-S931E, SM-S931E/DS
SAR
Galaxy M15
0.71 W/kg (head)
Galaxy S25
1.13 W/kg (head) 0.92 W/kg (body)
SAR EU
Galaxy M15
0.78 W/kg (head) 1.19 W/kg (body)
Galaxy S25
1.29 W/kg (head) 1.36 W/kg (body)
Price
Galaxy M15
€ 184.99 / ₹ 15,999
Galaxy S25
$ 799.99 / C$ 679.99 / £ 429.99 / € 589.90 / ₹ 74,999