Product
Xiaomi Redmi K50 Ultra
Xiaomi Redmi K50 Ultra
Apple iPhone 5s
Apple iPhone 5s
Battery
Charging 120W wired, PD3.0, 100% in 19 min -
Stand-by - Up to 250 h (3G)
Talk time - Up to 10 h (3G)
Type Li-Po 5000 mAh Li-Po 1560 mAh, non-removable (5.92 Wh)
Body
Build - Glass front (Corning-made glass), aluminum back, aluminum frame
Dimensions 163.1 x 75.9 x 8.6 mm (6.42 x 2.99 x 0.34 in) 123.8 x 58.6 x 7.6 mm (4.87 x 2.31 x 0.30 in)
SIM Nano-SIM + Nano-SIM Nano-SIM
Weight 202 g (7.13 oz) 112 g (3.95 oz)
Comms
Bluetooth 5.2, A2DP, LE, aptX HD, aptX Adaptive 4.0, A2DP
Infrared port Yes -
NFC Yes No
Positioning GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5) GPS, GLONASS
Radio No No
USB USB Type-C 2.0, OTG Lightning, USB 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n, dual-band, hotspot
Display
Protection - Corning Gorilla Glass, oleophobic coating
Resolution 1220 x 2712 pixels, 20:9 ratio (~446 ppi density) 640 x 1136 pixels, 16:9 ratio (~326 ppi density)
Size 6.67 inches, 107.4 cm2 (~86.7% screen-to-body ratio) 4.0 inches, 44.1 cm2 (~60.8% screen-to-body ratio)
Type OLED, 68B colors, 144Hz, HDR10+, Dolby Vision IPS LCD
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (front-mounted), accelerometer, gyro, proximity, compass
Launch
Announced 2022, August 11 2013, September 10. Released 2013, September 20
Status Available. Released 2022, August 25 Discontinued
Main Camera
Features Color spectrum sensor, LED flash, HDR, panorama Dual-LED dual-tone flash, HDR
Single - 8 MP, f/2.2, 29mm (standard), 1/3.0", 1.5µm, AF
Triple 108 MP, f/1.6, (wide), 1/1.67", PDAF, OIS 8 MP, f/2.2, 120˚, (ultrawide) 2 MP, f/2.4, (macro) -
Video 4K@30/60fps, 1080p@30/60/120/240/960fps 1080p@30fps, 720p@120fps
Memory
Card slot No No
Internal 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM 16GB 1GB RAM, 32GB 1GB RAM, 64GB 1GB RAM
  UFS 3.1 -
Misc
Colors Black, Gray, Blue, Mercedes AMG Space Gray, White/Silver, Gold
Models 22081212C A1453, A1457, A1518, A1528, A1530, A1533, iPhone6,1, iPhone6,2
SAR - 1.12 W/kg (head)     1.18 W/kg (body)    
SAR EU - 1.00 W/kg (head)     0.80 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - all models
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700 / 1900 / 2100 - A1533 (GSM), A1453
4G bands 1, 3, 4, 5, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42 1, 2, 3, 4, 5, 8, 13, 17, 19, 20, 25 - A1533 GSM, A1533 CDMA
5G bands 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA -
Speed HSPA, LTE, 5G HSPA 42.2/5.76 Mbps, LTE Cat3 100/50 Mbps, EV-DO Rev.A 3.1 Mbps
Technology GSM / CDMA / HSPA / CDMA2000 / LTE / 5G GSM / CDMA / HSPA / EVDO / LTE
  CDMA2000 1x 1, 2, 3, 5, 7, 8, 20, 38, 39, 40 - A1530
Platform
Chipset Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm) Apple A7 (28 nm)
CPU Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510) Dual-core 1.3 GHz Cyclone (ARM v8-based)
GPU Adreno 730 PowerVR G6430 (quad-core graphics)
OS Android 12, MIUI 13 iOS 7, upgradable to iOS 12.5.7
Selfie camera
Features HDR face detection, HDR, FaceTime over Wi-Fi or Cellular
Single 20 MP, (wide) 1.2 MP, f/2.4, 31mm (standard)
Video 1080p@30/60fps, 720p@120fps 720p@30fps
Sound
3.5mm jack No Yes
Loudspeaker Yes, with stereo speakers Yes
  24-bit/192kHz Hi-Res audio Snapdragon Sound 16-bit/44.1kHz audio
Tests
Audio quality - Noise -93.6dB / Crosstalk -90.3dB
Battery (old) - Endurance rating 54h
Camera - Photo / Video
Display - Contrast ratio: 1219:1 (nominal) / 3.565:1 (sunlight)
Loudspeaker - Voice 68dB / Noise 66dB / Ring 69dB
Performance - Basemark X: 14341