Product
Xiaomi Redmi K80 Ultra
Xiaomi Redmi K80 Ultra
₹31,171
Apple iPhone 6s
Apple iPhone 6s
₹29,900
Battery
Charging 100W wired, PD3.0 Bypass charging -
Stand-by - Up to 240 h (3G)
Talk time - Up to 14 h (3G)
Type Si/C Li-Ion 7410 mAh Li-Ion 1715 mAh, non-removable (6.91 Wh)
Body
Build Glass front, aluminum frame Glass front (Corning-made glass), aluminum back, aluminum frame
Dimensions 163.1 x 77.9 x 8.2 mm (6.42 x 3.07 x 0.32 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 219 g (7.72 oz) 143 g (5.04 oz)
  IP68 dust tight and water resistant (immersible up to 2m for 30 min) Apple Pay (Visa, MasterCard, AMEX certified)
Comms
Bluetooth 5.4, A2DP, LE, LHDC 5 4.2, A2DP, LE
Infrared port Yes -
NFC Yes Yes (Apple Pay only)
Positioning GPS (L1+L5), BDS (B1I+B1C+B2a+B2b), GALILEO (E1+E5a+E5b), QZSS (L1+L5), NavIC, GLONASS GPS, GLONASS, GALILEO, QZSS
Radio Unspecified No
USB USB Type-C Lightning, USB 2.0
WLAN Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot
Display
Protection Scratch/drop-resistant glass Ion-strengthened glass, oleophobic coating
Resolution 1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density) 750 x 1334 pixels, 16:9 ratio (~326 ppi density)
Size 6.83 inches, 114.5 cm2 (~90.2% screen-to-body ratio) 4.7 inches, 60.9 cm2 (~65.6% screen-to-body ratio)
Type OLED, 68B colors, 144Hz, Dolby Vision, HDR10+, HDR Vivid, 1800 nits (HBM), 3200 nits (peak) IPS LCD, 500 nits
  - 3D Touch
Features
Sensors Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
Launch
Announced 2025, June 26 2015, September 09. Released 2015, September 25
Status Available. Released 2025, June 26 Discontinued
Main Camera
Dual 50 MP, f/1.9, 23mm (wide), 1/1.55", 1.0µm, PDAF, OIS 8 MP, 119˚ (ultrawide), 1/4.0", 1.12µm -
Features Color spectrum sensor, Dual-LED dual-tone flash, HDR, panorama Dual-LED dual-tone flash, HDR
Single - 12 MP, f/2.2, 29mm (standard), 1/3.0", 1.22µm, PDAF
Video 8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS 4K@30fps, 1080p@60fps,1080p@120fps, 720p@240fps
Memory
Card slot No No
Internal 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM, 1TB 16GB RAM 16GB 2GB RAM, 32GB 2GB RAM, 64GB 2GB RAM, 128GB 2GB RAM
  UFS 4.1 -
Misc
Colors Gray, White, Blue, Green 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 800 / 850 / 900 / 1700(AWS) / 2100 HSDPA 850 / 900 / 1700 / 1900 / 2100
4G bands 1, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29 - A1688
5G bands 1, 3, 5, 7, 8, 26, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA -
Speed HSPA, LTE, 5G HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 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, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41 - A1687
Platform
Chipset Mediatek Dimensity 9400+ (3 nm) Apple A9 (14/16 nm - maker dependant)
CPU Octa-core (1x3.63 GHz Cortex-X925 & 3x3.3 GHz Cortex-X4 & 4x2.4 GHz Cortex-A720) Dual-core 1.84 GHz Twister
GPU Immortalis-G925 PowerVR GT7600 (six-core graphics)
OS Android 15, HyperOS 2 iOS 9, upgradable to iOS 15.8.4
Selfie camera
Features HDR Face detection, HDR, panorama
Single 20 MP, (wide), 1/2.0", 0.8µm 5 MP, f/2.2, 31mm (standard)
Video 1080p@30/60fps 720p@30fps
Sound
3.5mm jack No Yes
Loudspeaker Yes, with stereo speakers Yes
  24-bit/192kHz Hi-Res & Hi-Res Wireless audio 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
Offers No offers available No offers available