Product
Xiaomi Poco X4 GT
Xiaomi Poco X4 GT
Apple iPhone 4s
Apple iPhone 4s
Battery
Charging 67W wired, PD3.0, 100% in 46 min -
Stand-by - Up to 200 h (3G)
Talk time - Up to 8 h (3G)
Type Li-Po 5080 mAh Li-Po 1432 mAh, non-removable (5.3 Wh)
Body
Build - Glass front (Corning-made glass), glass back, stainless steel frame
Dimensions 163.6 x 74.3 x 8.9 mm (6.44 x 2.93 x 0.35 in) 115.2 x 58.6 x 9.3 mm (4.54 x 2.31 x 0.37 in)
SIM Nano-SIM + Nano-SIM Micro-SIM
Weight 200 g (7.05 oz) 140 g (4.94 oz)
  - Scratch-resistant glass back panel
Comms
Bluetooth 5.3, A2DP, LE 4.0, A2DP, LE
Infrared port Yes -
NFC Yes (market/region dependent) -
Positioning GPS, GLONASS, GALILEO, BDS GPS, A-GPS, GLONASS
Radio No No
USB USB Type-C 2.0, OTG 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct Wi-Fi 802.11 b/g/n, hotspot
Display
Protection Corning Gorilla Glass 5 Corning Gorilla Glass, oleophobic coating
Resolution 1080 x 2460 pixels (~407 ppi density) 640 x 960 pixels, 3:2 ratio (~330 ppi density)
Size 6.6 inches, 103.4 cm2 (~85.1% screen-to-body ratio) 3.5 inches, 36.5 cm2 (~54.0% screen-to-body ratio)
Type IPS LCD, 144Hz, HDR10, Dolby Vision, 500 nits (typ), 650 nits (HBM) IPS LCD
Features
Sensors Fingerprint (side-mounted), accelerometer, proximity, gyro, compass Accelerometer, gyro, proximity, compass
Launch
Announced 2022, June 23 2011, October 04. Released 2011, October 14
Status Available. Released 2022, June 27 Discontinued
Main Camera
Features Color spectrum sensor, LED flash, HDR, panorama LED flash, panorama, HDR
Single - 8 MP, f/2.4, 35mm (standard), 1/3.2", 1.4µm, AF
Triple 64 MP, f/1.9 (wide), 1/1.72", 0.8µm, PDAF 8 MP, f/2.2, 120˚, (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) -
Video 4K@30fps, 1080p@30/60fps 1080p@30fps
Memory
Card slot No No
Internal 128GB 8GB RAM, 256GB 8GB RAM 8GB 512MB RAM, 16GB 512MB RAM, 32GB 512MB RAM, 64GB 512MB RAM
  UFS 3.1 -
Misc
Colors Black, Blue, Silver Black, White
Models 22041216G, 22041216UG A1431, A1387, iPhone4,1
SAR 1.09 W/kg (head)     0.92 W/kg (body)     1.18 W/kg (head)     0.98 W/kg (body)    
SAR EU 0.60 W/kg (head)     1.00 W/kg (body)     0.99 W/kg (head)     0.99 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 / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41 -
5G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA -
Speed HSPA, LTE, 5G HSPA 14.4/5.76 Mbps
Technology GSM / HSPA / LTE / 5G GSM / CDMA / HSPA / EVDO
  - CDMA2000 1xEV-DO
Our Tests
Battery (old) Endurance rating 112h -
Camera Photo / Video -
Display 1190:1 contrast ratio, 600 nits max brightness (measured) -
Loudspeaker -27.4 LUFS (Good) -
Performance AnTuTu: 747871 (v9) GeekBench: 3719 (v5.1) GFXBench: 46fps (ES 3.1 onscreen) -
Platform
Chipset Mediatek Dimensity 8100 (5 nm) Apple A5 (45 nm)
CPU Octa-core (4x2.85 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55) Dual-core 1.0 GHz Cortex-A9
GPU Mali-G610 MC6 PowerVR SGX543MP2
OS Android 12, MIUI 13 for POCO iOS 5, upgradable to iOS 9.3.6
Selfie camera
Single 16 MP, f/2.5, (wide) VGA, videocalling over Wi-Fi and 3G
Video 1080p@30fps 480p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes, with stereo speakers Yes
  24-bit/192kHz Hi-Res audio -
Tests
Audio quality - Noise -91.2dB / Crosstalk -93.0dB
Battery (old) - Endurance rating 45h
Camera - Photo / Video
Display - Contrast ratio: 1261:1 (nominal) / 2.269:1 (sunlight)
Loudspeaker - Voice 65dB / Noise 64dB / Ring 74dB