Product
Samsung Galaxy M20
Samsung Galaxy M20
Apple iPhone 7
Apple iPhone 7
Battery
Charging 15W wired -
Talk time - Up to 14 h (3G)
Type Li-Po 5000 mAh, non-removable Li-Ion 1960 mAh, non-removable (7.45 Wh)
Body
Build Glass front, plastic back, plastic frame Glass front (Corning-made glass), aluminum back, aluminum frame
Dimensions 156.4 x 74.5 x 8.8 mm (6.16 x 2.93 x 0.35 in) 138.3 x 67.1 x 7.1 mm (5.44 x 2.64 x 0.28 in)
SIM Nano-SIM + Nano-SIM Nano-SIM
Weight 186 g (6.56 oz) 138 g (4.87 oz)
  - IP67 dust/water resistant (up to 1m for 30 min)Apple Pay (Visa, MasterCard, AMEX certified)
Comms
Bluetooth 5.0, A2DP, LE 4.2, 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 (~65.6% 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 2016, September 07. Released 2016, September 16
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), 1/3.0", PDAF, OIS
Video 1080p@30fps 4K@30fps, 1080p@30/60/120fps, 720p@240fps
Memory
Card slot microSDXC (dedicated slot) No
Internal 32GB 3GB RAM, 64GB 4GB RAM 32GB 2GB RAM, 128GB 2GB RAM, 256GB 2GB RAM
  eMMC 5.1 NVMe
Misc
Colors Ocean Blue, Charcoal Black Jet Black, Black, Silver, Gold, Rose Gold, Red
Models SM-M205F, SM-M205FN, SM-M205G, SM-M205M, SM-M205N A1660, A1778, A1779, A1780, A1853, A1866, iPhone9,1, iPhone9,3
SAR - 1.19 W/kg (head)     1.19 W/kg (body)    
SAR EU 0.25 W/kg (head)     1.59 W/kg (body)     1.38 W/kg (head)     1.34 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - A1660, A1778
3G bands HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - A1660, A1778
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, 27, 28, 29, 30, 38, 39, 40, 41 - A1660, A1778
Speed HSPA 42.2/5.76 Mbps, LTE (2CA) Cat12 600/50 Mbps HSPA 42.2/5.76 Mbps, LTE (3CA) Cat9 450/50 Mbps, EV-DO Rev.A 3.1 Mbps
Technology GSM / HSPA / LTE GSM / CDMA / HSPA / EVDO / LTE
  1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 38, 40, 41, 66 CDMA2000 1xEV-DO & TD-SCDMA - A1660
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 A10 Fusion (16 nm)
CPU Octa-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53) Quad-core 2.34 GHz (2x Hurricane + 2x Zephyr)
GPU Mali-G71 MP2 PowerVR Series7XT Plus (six-core graphics)
OS Android 8.1 (Oreo), upgradable to Android 10, One UI 2 iOS 10.0.1, upgradable to iOS 15.8.4
Selfie camera
Features HDR Face detection, HDR, panorama
Single 8 MP, f/2.0, 25mm (wide) 7 MP, f/2.2, 32mm (standard)
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes No
Loudspeaker Yes Yes, with stereo speakers
Tests
Audio quality - Noise -92.4dB / Crosstalk -80.9dB
Battery (old) - Endurance rating 61h
Camera - Photo / Video
Display - Contrast ratio: 1603:1 (nominal), 3.964 (sunlight)
Loudspeaker - Voice 67dB / Noise 73dB / Ring 75dB
Performance - Basemark OS II 2.0: 3416