Product
Xiaomi Redmi Note 10S
Xiaomi Redmi Note 10S
Apple iPhone 4s
Apple iPhone 4s
Battery
Charging 33W wired -
Stand-by - Up to 200 h (3G)
Talk time - Up to 8 h (3G)
Type Li-Po 5000 mAh Li-Po 1432 mAh, non-removable (5.3 Wh)
Body
Build - Glass front (Corning-made glass), glass back, stainless steel frame
Dimensions 160.5 x 74.5 x 8.3 mm (6.32 x 2.93 x 0.33 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 178.8 g (6.31 oz) 140 g (4.94 oz)
  IP53 dust protected and water resistant (vertical water sprays) Scratch-resistant glass back panel
Comms
Bluetooth 5.1, A2DP, LE 4.0, A2DP, LE
Infrared port Yes -
NFC Yes (market/region dependent) -
Positioning GPS, GLONASS, GALILEO, BDS GPS, A-GPS, GLONASS
Radio FM radio No
USB USB Type-C 2.0 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 b/g/n, hotspot
Display
Protection Corning Gorilla Glass 3 Corning Gorilla Glass, oleophobic coating
Resolution 1080 x 2400 pixels, 20:9 ratio (~409 ppi density) 640 x 960 pixels, 3:2 ratio (~330 ppi density)
Size 6.43 inches, 99.8 cm2 (~83.5% screen-to-body ratio) 3.5 inches, 36.5 cm2 (~54.0% screen-to-body ratio)
Type AMOLED, 450 nits (typ), 1100 nits (peak) IPS LCD
Features
Sensors Fingerprint (side-mounted), accelerometer, gyro, compass Accelerometer, gyro, proximity, compass
  Virtual proximity sensing -
Launch
Announced 2021, March 04 2011, October 04. Released 2011, October 14
Status Available. Released 2021, April 28 Discontinued
Main Camera
Features LED flash, HDR, panorama LED flash, panorama, HDR
Quad 64 MP, f/1.8, 26mm (wide), 1/1.97", 0.7µm, PDAF 8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) -
Single - 8 MP, f/2.4, 35mm (standard), 1/3.2", 1.4µm, AF
Video 4K@30fps, 1080p@30/60/120fps, 720p@960fps 1080p@30fps
Memory
Card slot microSDXC (dedicated slot) No
Internal 64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM 8GB 512MB RAM, 16GB 512MB RAM, 32GB 512MB RAM, 64GB 512MB RAM
  UFS 2.2 -
Misc
Colors Deep Sea Blue (Ocean Blue), Shadow Black (Onyx Gray), (Frost White) Pebble White Black, White
Models M2101K7BG, M2101K7BI, M2101K7BNY, M2101K7BL A1431, A1387, iPhone4,1
SAR 1.07 W/kg (head)     0.81 W/kg (body)     1.18 W/kg (head)     0.98 W/kg (body)    
SAR EU 0.60 W/kg (head)     0.90 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 -
Speed HSPA, LTE HSPA 14.4/5.76 Mbps
Technology GSM / HSPA / LTE GSM / CDMA / HSPA / EVDO
  - CDMA2000 1xEV-DO
Platform
Chipset Mediatek MT6785V/CD Helio G95 (12 nm) Apple A5 (45 nm)
CPU Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) Dual-core 1.0 GHz Cortex-A9
GPU Mali-G76 MC4 PowerVR SGX543MP2
OS Android 11, upgradable to Android 13, MIUI 14 iOS 5, upgradable to iOS 9.3.6
Selfie camera
Features HDR -
Single 13 MP, f/2.5, (wide), 1/3.06", 1.12µm 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