Product
Samsung Galaxy M10
Samsung Galaxy M10
Samsung Galaxy M40
Samsung Galaxy M40
Battery
Charging - 15W wired
Type Li-Ion 3400 mAh, non-removable Li-Po 3500 mAh, non-removable
Body
Build Glass front, plastic back, plastic frame Glass front (Gorilla Glass 3), plastic back, plastic frame
Dimensions 155.6 x 75.6 x 7.7 mm (6.13 x 2.98 x 0.30 in) 155.3 x 73.9 x 7.9 mm (6.11 x 2.91 x 0.31 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 163 g (5.75 oz) 168 g (5.93 oz)
Comms
Bluetooth 4.2, A2DP, LE 5.0, A2DP, LE
NFC No Yes
Positioning GPS, GLONASS, BDS GPS, GLONASS, GALILEO, BDS
Radio FM radio FM radio
USB microUSB 2.0 USB Type-C 2.0
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Display
Protection - Corning Gorilla Glass 3
Resolution 720 x 1520 pixels, 19:9 ratio (~270 ppi density) 1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density)
Size 6.22 inches, 96.6 cm2 (~82.1% screen-to-body ratio) 6.3 inches, 97.4 cm2 (~84.9% screen-to-body ratio)
Type PLS LCD PLS LCD
Features
Sensors Accelerometer, proximity Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Launch
Announced 2019, January 2019, June
Status Available. Released 2019, February Available. Released 2019, June
Main Camera
Dual 13 MP, f/1.9, 27mm (wide), 1/3.1", 1.12µm, PDAF 5 MP, f/2.2, 12mm (ultrawide) -
Features LED flash, panorama, HDR LED flash, panorama, HDR
Triple - 32 MP, f/1.7, 26mm (wide), 1/2.8", 0.8µm, PDAF 8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm, PDAF 5 MP, f/2.2, (depth)
Video 1080p@30fps 4K@30fps, 1080p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (uses shared SIM slot)
Internal 16GB 2GB RAM, 32GB 3GB RAM 64GB 4GB RAM, 128GB 6GB RAM
  eMMC 5.1 eMMC 5.1
Misc
Colors Ocean Blue, Charcoal Black Seawater Blue, Midnight Blue, Cocktail Orange
Models SM-M105F, SM-M105G, SM-M105Y, SM-M105M SM-M405F, SM-M405FN, SM-M405G
SAR 0.24 W/kg (head)     0.20 W/kg (head)    
SAR EU 0.24 W/kg (head)     1.53 W/kg (body)     0.27 W/kg (head)     1.17 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 8, 20, 38, 40, 41 1, 3, 5, 8, 40, 41
Speed HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 400/50 Mbps
Technology GSM / HSPA / LTE GSM / HSPA / LTE
  1, 2, 3, 4, 5, 7, 8, 12, 17, 28 -
Our Tests
Audio quality Noise -90.7dB / Crosstalk -94.5dB -
Battery (old) Endurance rating 89h -
Camera Photo / Video -
Display Contrast ratio: 1182:1 -
Loudspeaker Voice 66dB / Noise 71dB / Ring 80dB -
Performance AnTuTu: 64144 (v7) GeekBench: 3662 (v4.4) GFXBench: 3.7fps (ES 3.1 onscreen) -
Platform
Chipset Exynos 7870 Octa (14 nm) Qualcomm SDM675 Snapdragon 675 (11 nm)
CPU Octa-core 1.6 GHz Cortex-A53 Octa-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver)
GPU Mali-T830 MP1 Adreno 612
OS Android 9.0 (Pie), upgradable to Android 10, One UI 2 Android 9.0 (Pie), upgradable to Android 11, One UI 3.1
Selfie camera
Features HDR HDR
Single 5 MP, f/2.0, 32mm (normal) 16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes No
Loudspeaker Yes Yes