Product
Xiaomi Redmi K50 Ultra
Xiaomi Redmi K50 Ultra
Apple iPhone 11
Apple iPhone 11
Battery
Charging 120W wired, PD3.0, 100% in 19 min Wired, PD2.0, 50% in 30 min Wireless (Qi)
Type Li-Po 5000 mAh Li-Ion 3110 mAh, non-removable (11.91 Wh)
Body
Build - Glass front (Corning-made glass), glass back (Corning-made glass), aluminum frame (7000 series)
Dimensions 163.1 x 75.9 x 8.6 mm (6.42 x 2.99 x 0.34 in) 150.9 x 75.7 x 8.3 mm (5.94 x 2.98 x 0.33 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + eSIMNano-SIM + Nano-SIM (China)
Weight 202 g (7.13 oz) 194 g (6.84 oz)
  - IP68 dust tight and water resistant (immersible up to 2m for 30 min) Apple Pay (Visa, MasterCard, AMEX certified)
Comms
Bluetooth 5.2, A2DP, LE, aptX HD, aptX Adaptive 5.0, A2DP, LE
Infrared port Yes -
NFC Yes Yes
Positioning GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5) GPS, GLONASS, GALILEO, QZSS
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/ac/6, dual-band, hotspot
Display
Protection - Scratch-resistant glass
Resolution 1220 x 2712 pixels, 20:9 ratio (~446 ppi density) 828 x 1792 pixels, 19.5:9 ratio (~326 ppi density)
Size 6.67 inches, 107.4 cm2 (~86.7% screen-to-body ratio) 6.1 inches, 90.3 cm2 (~79.0% screen-to-body ratio)
Type OLED, 68B colors, 144Hz, HDR10+, Dolby Vision Liquid Retina IPS LCD, 625 nits (typ)
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Face ID, accelerometer, gyro, proximity, compass, barometer
  - Ultra Wideband (UWB) support
Launch
Announced 2022, August 11 2019, September 10
Status Available. Released 2022, August 25 Available. Released 2019, September 20
Main Camera
Dual - 12 MP, f/1.8, 26mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS 12 MP, f/2.4, 120˚, 13mm (ultrawide), 1/3.6"
Features Color spectrum sensor, LED flash, HDR, panorama Dual-LED dual-tone flash, HDR (photo/panorama)
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 4K@24/30/60fps, 1080p@30/60/120/240fps, HDR, stereo sound rec.
Memory
Card slot No No
Internal 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM 64GB 4GB RAM, 128GB 4GB RAM, 256GB 4GB RAM
  UFS 3.1 NVMe
Misc
Colors Black, Gray, Blue, Mercedes AMG Black, Green, Yellow, Purple, Red, White
Models 22081212C A2221, A2111, A2223, iPhone12,1
SAR - 1.09 W/kg (head)     1.18 W/kg (body)    
SAR EU - 0.95 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 / 1700(AWS) / 1900 / 2100
4G bands 1, 3, 4, 5, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42 1, 2, 3, 4, 5, 7, 8, 11, 12, 13, 17, 18, 19, 20, 21, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 46, 48, 66 - A2221
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 (CA) Cat16 1024/150 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, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 29, 30, 34, 38, 39, 40, 41, 42, 46, 48, 66, 71 - A2111, A2223
Platform
Chipset Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm) Apple A13 Bionic (7 nm+)
CPU Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510) Hexa-core (2x2.65 GHz Lightning + 4x1.8 GHz Thunder)
GPU Adreno 730 Apple GPU (4-core graphics)
OS Android 12, MIUI 13 iOS 13, upgradable to iOS 18.5
Selfie camera
Features HDR HDR
Single 20 MP, (wide) 12 MP, f/2.2, 23mm (wide), 1/3.6", 1.0µm SL 3D, (depth/biometrics sensor)
Video 1080p@30/60fps, 720p@120fps 4K@24/30/60fps, 1080p@30/60/120fps, gyro-EIS
Sound
3.5mm jack No No
Loudspeaker Yes, with stereo speakers Yes, with stereo speakers
  24-bit/192kHz Hi-Res audio Snapdragon Sound -
Tests
Audio quality - Noise -94.2dB / Crosstalk -80.8dB
Battery (old) - Endurance rating 94h
Camera - Photo / Video
Display - 1505:1 contrast ratio, 644 nits max brightness (measured)
Loudspeaker - Voice 70dB / Noise 72dB / Ring 76dB
Performance - AnTuTu: 419453 (v7) GeekBench: 13882 (v4.4) GFXBench: 60fps (ES 3.1 onscreen)