Product
Samsung Galaxy M20
Samsung Galaxy M20
Apple iPhone 8
Apple iPhone 8
Battery
Charging 15W wired 15W wired, PD2.0, 50% in 30 minWireless (Qi)
Talk time - Up to 14 h (3G)
Type Li-Po 5000 mAh, non-removable Li-Ion 1821 mAh, non-removable (6.96 Wh)
Body
Build Glass front, plastic back, plastic frame Glass front (Corning-made glass), glass back (Corning-made glass), aluminum frame
Dimensions 156.4 x 74.5 x 8.8 mm (6.16 x 2.93 x 0.35 in) 138.4 x 67.3 x 7.3 mm (5.45 x 2.65 x 0.29 in)
SIM Nano-SIM + Nano-SIM Nano-SIM
Weight 186 g (6.56 oz) 148 g (5.22 oz)
  - IP67 dust/water resistant (up to 1m for 30 min)Apple Pay (Visa, MasterCard, AMEX certified)
Comms
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
NFC Yes (market/region dependent) Yes
Positioning GPS, GLONASS, BDS GPS, GLONASS, GALILEO, QZSS
Radio FM radio, RDS, recording No
USB USB Type-C 2.0 Lightning, USB 2.0
WLAN Wi-Fi 802.11 b/g/n, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot
Display
Protection - Ion-strengthened glass
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density) 750 x 1334 pixels, 16:9 ratio (~326 ppi density)
Size 6.3 inches, 97.4 cm2 (~83.6% screen-to-body ratio) 4.7 inches, 60.9 cm2 (~65.4% screen-to-body ratio)
Type PLS LCD Retina IPS LCD, 625 nits (typ)
  - 3D Touch display & home button
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
Launch
Announced 2019, January 28 2017, September 12. Released 2017, September 22
Status Available. Released 2019, February Discontinued
Main Camera
Dual 13 MP, f/1.9, 1/3.1", 1.12µm, PDAF 5 MP, f/2.2, 12mm (ultrawide) -
Features LED flash, panorama, HDR Quad-LED dual-tone flash, HDR
Single - 12 MP, f/1.8, 28mm (wide), PDAF, OIS
Video 1080p@30fps 4K@24/30/60fps, 1080p@30/60/120/240fps
Memory
Card slot microSDXC (dedicated slot) No
Internal 32GB 3GB RAM, 64GB 4GB RAM 64GB 2GB RAM, 128GB 2GB RAM, 256GB 2GB RAM
  eMMC 5.1 NVMe
Misc
Colors Ocean Blue, Charcoal Black Silver, Space Gray, Gold, Red
Models SM-M205F, SM-M205FN, SM-M205G, SM-M205M, SM-M205N A1863, A1905, A1906, A1907, iPhone10,1, iPhone10,4
SAR - 1.32 W/kg (head)     1.36 W/kg (body)    
SAR EU 0.25 W/kg (head)     1.59 W/kg (body)     1.19 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 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 3, 5, 7, 8, 20, 38, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 34, 38, 39, 40, 41, 66
Speed HSPA 42.2/5.76 Mbps, LTE (2CA) Cat12 600/50 Mbps HSPA 42.2/5.76 Mbps, LTE (3CA) Cat12 600/150 Mbps, EV-DO Rev.A 3.1 Mbps
Technology GSM / HSPA / LTE GSM / HSPA / LTE
  1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 38, 40, 41, 66 -
Our Tests
Audio quality Noise -90.5dB / Crosstalk -91.7dB -
Battery (old) Endurance rating 103h -
Camera Photo / Video -
Display Contrast ratio: 1333:1 (nominal), 2.960 (sunlight) -
Loudspeaker Voice 67dB / Noise 66dB / Ring 68dB -
Performance AnTuTu: 108658 (v7) GeekBench: 4160 (v4.4) GFXBench: 4.4fps (ES 3.1 onscreen) -
Platform
Chipset Exynos 7904 (14 nm) Apple A11 Bionic (10 nm)
CPU Octa-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53) Hexa-core (2x Monsoon + 4x Mistral)
GPU Mali-G71 MP2 Apple GPU (three-core graphics)
OS Android 8.1 (Oreo), upgradable to Android 10, One UI 2 iOS 11, up to iOS 16.7.11
Selfie camera
Features HDR Face detection, HDR, panorama
Single 8 MP, f/2.0, 25mm (wide) 7 MP, f/2.2
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes No
Loudspeaker Yes Yes, with stereo speakers
Tests
Audio quality - Noise -93.5dB / Crosstalk -80.4dB
Battery (old) - Endurance rating 66h
Camera - Photo / Video
Display - Contrast ratio: 1395:1 (nominal), 3.957 (sunlight)
Loudspeaker - Voice 71dB / Noise 77dB / Ring 80dB
Performance - AnTuTu: 237594 (v7)GeekBench: 10214 (v4.4)GFXBench: 20fps (ES 3.1 onscreen)