Xiaomi Redmi Note 9 vs LG Q51

Phones Images
Xiaomi Redmi Note 9 LG Q51
PHONES
Phone Names Xiaomi Redmi Note 9 LG Q51
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 411, 3, 7, 8, 20
SpeedHSPA, LTEHSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/75 Mbps
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
Launch
Announced2020, April 302020, February 25. Released 2020, February 26
StatusAvailable. Released 2020, May 12Discontinued
Body
BuildGlass front (Gorilla Glass 5), plastic frame, plastic back-
Dimensions162.3 x 77.2 x 8.9 mm (6.39 x 3.04 x 0.35 in)164.5 x 77.5 x 8.4 mm (6.48 x 3.05 x 0.33 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight199 g (7.02 oz)-
 Water-repellent coatingMIL-STD-810G compliant* *does not guarantee ruggedness or use in extreme conditions
Display
ProtectionCorning Gorilla Glass 5-
Resolution1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density)720 x 1520 pixels, 19:9 ratio (~259 ppi density)
Size6.53 inches, 104.7 cm2 (~83.5% screen-to-body ratio)6.5 inches, 105.5 cm2 (~82.7% screen-to-body ratio)
TypeIPS LCD, 450 nits (typ)IPS LCD
Platform
CPUOcta-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)Octa-core 2.0 GHz Cortex-A53
ChipsetMediatek MT6769Z Helio G85 (12 nm)Mediatek MT6762 Helio P22 (12 nm)
GPUMali-G52 MC2PowerVR GE8320
OSAndroid 10, upgradable to Android 12, MIUI 13Android 10
Memory
Card slotmicroSDXC (dedicated slot)microSDXC (dedicated slot)
Internal64GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM32GB 3GB RAM
 -eMMC 5.1
Main Camera
FeaturesLED flash, HDR, panoramaLED flash, panorama, HDR
Quad48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro), AF Auxiliary lens-
Triple-13 MP, (wide), PDAF 5 MP, 13mm (ultrawide) Auxiliary lens
Video1080p@30fps1080p@30fps
Selfie camera
FeaturesHDR, panorama-
Single13 MP, f/2.3, 29mm (standard), 1/3.1", 1.12µm13 MP, (wide), 1/3.1", 1.12µm
Video1080p@30fps1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes, with stereo speakers
Comms
Bluetooth5.0, A2DP, LE5.0, A2DP, LE
Infrared portYes-
NFCYes (market/region dependent)M2003J15SG (Yes); M2003J15SS (No)Yes
PositioningGPS, GLONASS, GALILEO, BDSGPS
RadioFM radio, built-in antennaNo
USBUSB Type-C 2.0USB Type-C 2.0
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA
Features
SensorsFingerprint (rear-mounted), accelerometer, gyro, proximity, compassFingerprint (rear-mounted), accelerometer, proximity, compass
Battery
Charging18W wired 9W reverse wired-
TypeLi-Po 5020 mAhLi-Po 4000 mAh
Misc
ColorsForest Green, Midnight Grey, Polar WhiteFrozen White, Moonlight Titanium
ModelsM2003J15SC, M2003J15SG, M2003J15SSLM-Q510N
Price€ 88.99 / $ 85.68 / £ 136.28About 240 EUR
SAR0.84 W/kg (head)     0.90 W/kg (body)-
SAR EU0.80 W/kg (head)     1.14 W/kg (body)-
Tests
Battery lifeEndurance rating 125h-
Camera Photo / Video-
Display Contrast ratio: 1242:1 (nominal)-
Loudspeaker -30.1 LUFS (Below average)-
Performance AnTuTu: 200414 (v8) GeekBench: 1292 (v5.1)-
OUR TESTS
Battery (old)Endurance rating 125h-
CameraPhoto / Video-
Display1242:1 contrast ratio, 370 nits max brightness (measured)-
Loudspeaker-30.1 LUFS (Below average)-
PerformanceAnTuTu: 200414 (v8) GeekBench: 1292 (v5.1)-