Product
Oppo A53
Oppo A53
Apple iPhone 7
Apple iPhone 7
Battery
Charging 18W wired -
Talk time - Up to 14 h (3G)
Type Li-Po 5000 mAh Li-Ion 1960 mAh, non-removable (7.45 Wh)
Body
Build - Glass front (Corning-made glass), aluminum back, aluminum frame
Dimensions 163.9 x 75.1 x 8.4 mm (6.45 x 2.96 x 0.33 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, aptX HD 4.2, A2DP, LE
NFC No Yes
Positioning GPS, GLONASS, GALILEO, BDS GPS, GLONASS, GALILEO, QZSS
Radio FM radio No
USB USB Type-C 2.0, OTG Lightning, USB 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot
Display
Protection Corning Gorilla Glass 3 Ion-strengthened glass
Resolution 720 x 1600 pixels, 20:9 ratio (~270 ppi density) 750 x 1334 pixels, 16:9 ratio (~326 ppi density)
Size 6.5 inches, 102.0 cm2 (~82.9% screen-to-body ratio) 4.7 inches, 60.9 cm2 (~65.6% screen-to-body ratio)
Type IPS LCD, 90Hz Retina IPS LCD, 625 nits (typ)
  - 3D Touch display & home button
Features
Sensors Fingerprint (rear-mounted), accelerometer, proximity, compass Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
Launch
Announced 2020, August 20 2016, September 07. Released 2016, September 16
Status Available. Released 2020, August 25 Discontinued
Main Camera
Features LED flash, HDR, panorama Quad-LED dual-tone flash, HDR
Single - 12 MP, f/1.8, 28mm (wide), 1/3.0", PDAF, OIS
Triple 13 MP, f/2.2, 25mm (wide), 1/3.06", 1.12µm, PDAF 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) -
Video 1080p@30fps 4K@30fps, 1080p@30/60/120fps, 720p@240fps
Memory
Card slot microSDXC (dedicated slot) No
Internal 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 256GB 8GB RAM 32GB 2GB RAM, 128GB 2GB RAM, 256GB 2GB RAM
  UFS 2.1 NVMe
Misc
Colors Fairy White, Electric Black, Fancy Blue Jet Black, Black, Silver, Gold, Rose Gold, Red
Models CPH2127, CPH2131 A1660, A1778, A1779, A1780, A1853, A1866, iPhone9,1, iPhone9,3
SAR 0.77 W/kg (head)     0.97 W/kg (body)     1.19 W/kg (head)     1.19 W/kg (body)    
SAR EU - 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 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - A1660, A1778
4G bands 1, 3, 5, 8, 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, LTE 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
  - CDMA2000 1xEV-DO & TD-SCDMA - A1660
Platform
Chipset Qualcomm SM4250 Snapdragon 460 (11 nm) Apple A10 Fusion (16 nm)
CPU Octa-core (4x1.8 GHz Kryo 240 & 4x1.6 GHz Kryo 240) Quad-core 2.34 GHz (2x Hurricane + 2x Zephyr)
GPU Adreno 610 PowerVR Series7XT Plus (six-core graphics)
OS Android 10, upgradable to Android 11 iOS 10.0.1, upgradable to iOS 15.8.4
Selfie camera
Features HDR Face detection, HDR, panorama
Single 16 MP, f/2.0, (wide), 1/3.06", 1.0µm 7 MP, f/2.2, 32mm (standard)
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes No
Loudspeaker Yes, with stereo speakers 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