Xiaomi Redmi K40S vs Xiaomi Redmi Note 12 Pro

Phones Images
PHONES
Phone Names Xiaomi Redmi K40S Xiaomi Redmi Note 12 Pro
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 800 / 850 / 900 / 1900 / 2100
4G bands1, 2, 3, 4, 5, 8, 18, 19, 26, 34, 38, 39, 40, 41, 421, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 38, 40, 41, 66 - International
5G bands1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA - International
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / CDMA / HSPA / CDMA2000 / LTE / 5GGSM / CDMA / HSPA / EVDO / LTE / 5G
 CDMA2000 1x 1, 3, 5, 8, 28, 38, 41, 77, 78 SA/NSA - China
Launch
Announced2022, March 172022, October 27
StatusAvailable. Released 2022, March 17Available. Released 2022, November 01
Body
BuildGlass front (Gorilla Glass 5), plastic backGlass front (Gorilla Glass 5), glass back, plastic frame
Dimensions163.2 x 76 x 7.7 mm (6.43 x 2.99 x 0.30 in)163 x 76 x 8 mm (6.42 x 2.99 x 0.31 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight195 g (6.88 oz)187 g (6.60 oz)
 Splash resistantIP53, dust and splash resistant
Display
ProtectionCorning Gorilla Glass 5Corning Gorilla Glass 5
Resolution1080 x 2400 pixels, 20:9 ratio (~395 ppi density)1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Size6.67 inches, 107.4 cm2 (~86.6% screen-to-body ratio)6.67 inches, 107.4 cm2 (~86.7% screen-to-body ratio)
TypeAMOLED, 120Hz, HDR10+, 1300 nits (peak)AMOLED, 1B colors, 120Hz, Dolby Vision, HDR10+, 500 nits (typ), 900 nits (HBM)
Platform
CPUOcta-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)Octa-core (2x2.6 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
ChipsetQualcomm SM8250-AC Snapdragon 870 5G (7 nm)Mediatek Dimensity 1080 (6 nm)
GPUAdreno 650Mali-G68 MC4
OSAndroid 12, MIUI 13Android 12, MIUI 13
Memory
Card slotNoNo
Internal128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
 UFS 3.1UFS 2.2
Main Camera
FeaturesColor spectrum sensor, Dual-LED dual-tone flash, HDR, panoramaDual-LED dual-tone flash, HDR, panorama
Single20 MP, (wide)-
Triple48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF, OIS 8 MP, 119˚ (ultrawide) 2 MP (macro)50 MP, f/1.9, 24mm (wide), 1/1.56", 1.0µm, PDAF, OIS 8 MP, f/2.2, 120˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro)
Video4K@30fps, 1080p@30/60/120fps, 720p@960fps; gyro-EIS4K@30fps, 1080p@30/60/120fps, 720p@960fps
Selfie camera
Features-HDR
Single20 MP, (wide)16 MP, f/2.5, (wide), 1/3.06", 1.0µm
Video1080p@30/120fps1080p@30/60fps
Sound
3.5mm jack NoYes
35mm jackNoYes
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
 24-bit/192kHz audio24-bit/192kHz audio
Comms
Bluetooth5.2, A2DP, LE5.2, A2DP, LE
Infrared port-Yes
NFCYesYes (market/region dependent)
PositioningGPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5)GPS (L1), GLONASS (G1), BDS (B1I+B1c), GALILEO (E1), QZSS (L1)
RadioNoNo
USBUSB Type-C 2.0, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compassFingerprint (side-mounted), accelerometer, gyro, proximity, compass
Battery
Charging67W wired, PD3.0, QC3, 100% in 38 min67W wired, PD3.0, 50% in 15 min, 100% in 46 min
TypeLi-Po 4500 mAhLi-Po 5000 mAh
Misc
ColorsBlack, Gray, Blue, GreenFrosted Blue (Sky Blue), Onyx Black (Midnight Black), Polar White, Stardust Purple
Models-22101316C, 22101316I, 23013RK75C, 22101316G
PriceAbout 260 EUR€ 148.54 / $ 142.17 / £ 149.99 / ₹ 19,999
SAR-1.09 W/kg (head)     1.06 W/kg (body)
SAR EU-0.99 W/kg (head)     0.99 W/kg (body)
Tests
Battery life- Endurance rating 97h
Camera- Photo / Video
Display- Contrast ratio: Infinite (nominal)
Loudspeaker- -26.6 LUFS (Good)
Performance- AnTuTu: 490526 (v9) GeekBench: 2209 (v5.1), 2372 (v6) GFXBench: 22fps (ES 3.1 onscreen)
OUR TESTS
Battery-Active use score 12:08h
Battery (old)-Endurance rating 97h
Camera-Photo / Video
Display-890 nits max brightness (measured)
Loudspeaker--26.6 LUFS (Good)
Performance-AnTuTu: 490526 (v9) GeekBench: 2209 (v5.1), 2372 (v6) GFXBench: 22fps (ES 3.1 onscreen)