Screen size
Galaxy M31 Prime6.4"
Galaxy S26 FEWinner: 6.7"+4.5%
Quick verdict
Galaxy S26 FE leads the measured specs 13-7.
Measured wins
Galaxy M31 Prime
7
spec wins
Ties
3
equal specs
Galaxy S26 FE
13
spec wins
Overall winner
Screen size
Technology
Galaxy M31 Prime
GSM / HSPA / LTE
Galaxy S26 FE
GSM / HSPA / LTE / 5G
2G bands
Galaxy M31 Prime
GSM 850 / 900 / 1800 / 1900
Galaxy S26 FE
GSM 850 / 900 / 1800 / 1900
3G bands
Galaxy M31 Prime
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Galaxy S26 FE
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
Galaxy M31 Prime
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66
Resolution
equal specsRefresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
NFC
3.5mm jack
SD card
Stereo speakers
Galaxy S26 FE
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 40, 41, 66 - International, 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 38, 40, 41, 66 - India
Speed
Galaxy M31 Prime
HSPA, LTE
Galaxy S26 FE
HSPA, LTE, 5G
5G bands
Galaxy M31 Prime
-
Galaxy S26 FE
1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA/Sub6 - International, 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - India
Announced
Galaxy M31 Prime
2020, October 14. Released 2020, October 17
Galaxy S26 FE
2026, August 27
Status
Galaxy M31 Prime
Discontinued
Galaxy S26 FE
Available. Released 2026, September 04
Dimensions
Galaxy M31 Prime
159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in)
Galaxy S26 FE
161.6 x 76.9 x 7.4 mm (6.36 x 3.03 x 0.29 in)
Weight
Galaxy M31 Prime
191 g (6.74 oz)
Galaxy S26 FE
193 g (6.81 oz)
Build
Galaxy M31 Prime
Glass front (Gorilla Glass 3), plastic back, plastic frame
Galaxy S26 FE
Glass front (Gorilla Glass Victus+), glass back (Gorilla Glass Victus+), aluminum frame
SIM
Galaxy M31 Prime
Nano-SIM + Nano-SIM
Galaxy S26 FE
Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)
Other
Galaxy M31 Prime
-
Galaxy S26 FE
IP68 dust tight and water resistant (immersible up to 1.5m for 30 min)
Type
Galaxy M31 Prime
Super AMOLED, 420 nits (peak)
Galaxy S26 FE
Dynamic AMOLED 2X, 120Hz, HDR10+, 1900 nits (HBM)
Size
Galaxy M31 Prime
6.4 inches, 100.5 cm2 (~84.1% screen-to-body ratio)
Galaxy S26 FE
6.7 inches, 110.2 cm2 (~88.7% screen-to-body ratio)
Resolution
Galaxy M31 Prime
1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Galaxy S26 FE
1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)
Protection
Galaxy M31 Prime
Corning Gorilla Glass 3
Galaxy S26 FE
Corning Gorilla Glass Victus+
OS
Galaxy M31 Prime
Android 10, One UI 2.0
Galaxy S26 FE
Android 17, up to 7 major OS updates, One UI 9
Chipset
Galaxy M31 Prime
Exynos 9611 (10 nm)
Galaxy S26 FE
Exynos 2500 (3 nm)
CPU
Galaxy M31 Prime
Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
Galaxy S26 FE
10-core (1x3.3GHz Cortex-X925 & 2x2.74GHz Cortex-A725 & 5x2.36GHz Cortex-A725 & 2x1.8GHz Cortex-A520)
GPU
Galaxy M31 Prime
Mali-G72 MP3
Galaxy S26 FE
Xclipse 950
Card slot
Galaxy M31 Prime
microSDXC (dedicated slot)
Galaxy S26 FE
No
Internal
Galaxy M31 Prime
64GB 6GB RAM, 128GB 6GB RAM
Galaxy S26 FE
128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM
Other
Galaxy M31 Prime
UFS 2.1
Galaxy S26 FE
UFS 4.0
Quad
Galaxy M31 Prime
64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF 8 MP, f/2.2, 123˚ (ultrawide), 1/4.0", 1.12µm 5 MP (macro) Auxiliary lens
Galaxy S26 FE
-
Features
Galaxy M31 Prime
LED flash, panorama, HDR
Galaxy S26 FE
LED flash, HDR, panorama, Best Face
Video
Galaxy M31 Prime
4K@30fps, 1080p@30fps, gyro-EIS
Galaxy S26 FE
8K@24/30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps; gyro-EIS, HDR10+
Triple
Galaxy M31 Prime
-
Galaxy S26 FE
50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, OIS 8 MP, f/2.4, 69mm (telephoto), 1/4.4", 1.0µm, PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm, 123˚ (ultrawide), 1/3.2", 1.12µm
Single
Galaxy M31 Prime
32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
Galaxy S26 FE
12 MP, f/2.2, 23mm (wide), 1/3.2", 1.12µm
Features
Galaxy M31 Prime
HDR
Galaxy S26 FE
-
Video
Galaxy M31 Prime
4K@30fps, 1080p@30fps
Galaxy S26 FE
4K@30/60fps, 1080p@30/60fps; gyro-EIS, HDR10+
Loudspeaker
Galaxy M31 Prime
Yes
Galaxy S26 FE
Yes, with stereo speakers
3.5mm jack
Galaxy M31 Prime
Yes
Galaxy S26 FE
No
WLAN
Galaxy M31 Prime
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Galaxy S26 FE
Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band or tri-band (market/region dependent), Wi-Fi Direct
Bluetooth
Galaxy M31 Prime
5.0, A2DP, LE
Galaxy S26 FE
5.4, A2DP, LE
Positioning
Galaxy M31 Prime
GPS, GLONASS, GALILEO, BDS
Galaxy S26 FE
GPS, GLONASS, GALILEO, BDS
NFC
Galaxy M31 Prime
No
Galaxy S26 FE
Yes
Radio
Galaxy M31 Prime
FM radio, RDS, recording
Galaxy S26 FE
No
USB
Galaxy M31 Prime
USB Type-C 2.0
Galaxy S26 FE
USB Type-C 2.0, OTG
Sensors
Galaxy M31 Prime
Fingerprint (rear-mounted), accelerometer, gyro, compass
Galaxy S26 FE
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, barometer
Other
Galaxy M31 Prime
Virtual proximity sensing
Galaxy S26 FE
Samsung DeX, Samsung Wireless DeX (desktop experience support)
Type
Galaxy M31 Prime
Li-Po 6000 mAh
Galaxy S26 FE
Li-Ion 4900 mAh
Charging
Galaxy M31 Prime
15W wired
Galaxy S26 FE
45W wired, PD, QC2, 69% in 30 min 15W wireless, Qi2 compatible Reverse wireless
Colors
Galaxy M31 Prime
Ocean Blue, Space Black, Iceberg Blue
Galaxy S26 FE
Blueberry, Graphite, Pistachio
Models
Galaxy M31 Prime
SM-M315F/DS
Galaxy S26 FE
SM-S741B, SM-S741B/DS
SAR
Galaxy M31 Prime
0.38 W/kg (head)
Galaxy S26 FE
-
Price
Galaxy M31 Prime
About 190 EUR
Galaxy S26 FE
$ 599.99 / £ 599.00 / € 559.00 / ₹ 69,490
SAR EU
Galaxy M31 Prime
-
Galaxy S26 FE
0.50 W/kg (head) 1.32 W/kg (body)