Product
Xiaomi Redmi K40 Gaming
Xiaomi Redmi K40 Gaming
₹25,967
Apple iPhone 6s
Apple iPhone 6s
₹29,900
Battery
Charging 67W wired, PD3.0, QC3, 100% in 42 min -
Stand-by - Up to 240 h (3G)
Talk time - Up to 14 h (3G)
Type Li-Po 5065 mAh Li-Ion 1715 mAh, non-removable (6.91 Wh)
Body
Build Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5) Glass front (Corning-made glass), aluminum back, aluminum frame
Dimensions 161.9 x 76.9 x 8.3 mm (6.37 x 3.03 x 0.33 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 205 g (7.23 oz) 143 g (5.04 oz)
  Physical pop-up gaming triggers IP53 dust protected and water resistant (vertical water sprays) Apple Pay (Visa, MasterCard, AMEX certified)
Comms
Bluetooth 5.2, A2DP, LE 4.2, A2DP, LE
Infrared port Yes -
NFC Yes Yes (Apple Pay only)
Positioning GPS (L1+L5), GLONASS (G1), BDS (B1I+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC 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/6, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot
Display
Protection Corning Gorilla Glass 5 Ion-strengthened glass, oleophobic coating
Resolution 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) 750 x 1334 pixels, 16:9 ratio (~326 ppi density)
Size 6.67 inches, 107.4 cm2 (~86.3% screen-to-body ratio) 4.7 inches, 60.9 cm2 (~65.6% screen-to-body ratio)
Type OLED, 1B colors, 120Hz, HDR10+, 500 nits (typ) IPS LCD, 500 nits
  - 3D Touch
Features
Sensors Fingerprint (side-mounted), accelerometer, gyro, compass, barometer Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, barometer
Launch
Announced 2021, April 27 2015, September 09. Released 2015, September 25
Status Available. Released 2021, April 30 Discontinued
Main Camera
Features Color spectrum sensor, Dual-LED flash, HDR, panorama Dual-LED dual-tone flash, HDR
Single - 12 MP, f/2.2, 29mm (standard), 1/3.0", 1.22µm, PDAF
Triple 64 MP, f/1.7, 26mm (wide), 1/2.0", 0.7µm, PDAF 8 MP, f/2.2, 120˚ (ultrawide) 2 MP, f/2.4, (macro) -
Video 4K@30fps, 1080p@30/60/120fps, 720p@960fps, HDR 4K@30fps, 1080p@60fps,1080p@120fps, 720p@240fps
Memory
Card slot No No
Internal 128GB 6GB RAM, 128GB 8GB RAM, 128GB 12GB RAM, 256GB 8GB RAM, 256GB 12GB RAM 16GB 2GB RAM, 32GB 2GB RAM, 64GB 2GB RAM, 128GB 2GB RAM
  UFS 3.1 -
Misc
Colors Black, Gray, Silver, Bruce Lee Yellow Space Gray, Silver, Gold, Rose Gold
Models M2012K10C, M2104K10AC 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 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700 / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29 - A1688
5G bands 1, 3, 28, 41, 77, 78 SA/NSA/Sub6 -
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 1200 (6 nm) Apple A9 (14/16 nm - maker dependant)
CPU Octa-core (1x3.0 GHz Cortex-A78 & 3x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55) Dual-core 1.84 GHz Twister
GPU Mali-G77 MC9 PowerVR GT7600 (six-core graphics)
OS Android 11, MIUI 12.5 iOS 9, upgradable to iOS 15.8.4
Selfie camera
Features HDR Face detection, HDR, panorama
Single 16 MP, f/2.5, (wide), 1/3.06" 1.0µm 5 MP, f/2.2, 31mm (standard)
Video 1080p@30fps, 720p@120fps, HDR 720p@30fps
Sound
3.5mm jack No Yes
Loudspeaker Yes, with stereo speakers Yes
  24-bit/192kHz Hi-Res audio Tuned by JBL 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
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