Product
Infinix Zero X
Infinix Zero X
Apple iPhone 6s
Apple iPhone 6s
Battery
Charging 45W wired, 40% in 15 min -
Stand-by - Up to 240 h (3G)
Talk time - Up to 14 h (3G)
Type 4500 mAh Li-Ion 1715 mAh, non-removable (6.91 Wh)
Body
Build Glass front, glass back, plastic frame Glass front (Corning-made glass), aluminum back, aluminum frame
Dimensions 164.1 x 75.7 x 7.8 mm (6.46 x 2.98 x 0.31 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 193 g (6.81 oz) 143 g (5.04 oz)
  - Apple Pay (Visa, MasterCard, AMEX certified)
Comms
Bluetooth Yes 4.2, A2DP, LE
NFC No Yes (Apple Pay only)
Positioning GPS 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, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot
Display
Protection - Ion-strengthened glass, oleophobic coating
Resolution 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) 750 x 1334 pixels, 16:9 ratio (~326 ppi density)
Size 6.67 inches, 107.4 cm2 (~86.5% screen-to-body ratio) 4.7 inches, 60.9 cm2 (~65.6% screen-to-body ratio)
Type AMOLED, 120Hz, 700 nits (peak) IPS LCD, 500 nits
  - 3D Touch
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
Launch
Announced 2021, September 13 2015, September 09. Released 2015, September 25
Status Available. Released 2021, September 17 Discontinued
Main Camera
Features Quad-LED flash, HDR, panorama Dual-LED dual-tone flash, HDR
Single - 12 MP, f/2.2, 29mm (standard), 1/3.0", 1.22µm, PDAF
Triple 64 MP, f/1.9, (wide), PDAF, OIS 8 MP, f/3.4, 125mm (periscope telephoto), PDAF, 5x optical zoom, OIS 8 MP, f/2.3, 13mm, 120˚ (ultrawide), 1/4.0", 1.12µm, AF -
Video 4K@30fps, 1080p@30fps 4K@30fps, 1080p@60fps,1080p@120fps, 720p@240fps
Memory
Card slot microSDXC (dedicated slot) No
Internal 128GB 8GB RAM 16GB 2GB RAM, 32GB 2GB RAM, 64GB 2GB RAM, 128GB 2GB RAM
  UFS 2.2 -
Misc
Colors Nebula Black, Starry Silver Space Gray, Silver, Gold, Rose Gold
Models - A1633, A1688, A1691, A1700, iPhone8,1
SAR - 1.14 W/kg (head)     1.14 W/kg (body)    
SAR EU - 0.87 W/kg (head)     0.98 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700 / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29 - A1688
Speed HSPA, LTE HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 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, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41 - A1687
Platform
Chipset Mediatek MT6785V/CD Helio G95 (12 nm) Apple A9 (14/16 nm - maker dependant)
CPU Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) Dual-core 1.84 GHz Twister
GPU Mali-G76 MC4 PowerVR GT7600 (six-core graphics)
OS Android 11, XOS 7.6 iOS 9, upgradable to iOS 15.8.4
Selfie camera
Features Dual-LED flash Face detection, HDR, panorama
Single 16 MP, (wide) 5 MP, f/2.2, 31mm (standard)
Video 1080p@30fps 720p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes, with dual speakers Yes
  - 16-bit/44.1kHz audio
Tests
Audio quality - Noise -93.8dB / Crosstalk -73.2dB
Battery (old) - Endurance rating 62h
Camera - Photo / Video
Display - Contrast ratio: 1481 (nominal), 3.783 (sunlight)
Loudspeaker - Voice 66dB / Noise 64dB / Ring 65dB
Performance - Basemark OS II 2.0: 2195