Realme X2 vs Xiaomi Redmi K30S

Phones Images
PHONES
Phone Names Realme X2 Xiaomi Redmi K30S
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 3, 4, 5, 8, 34, 38, 39, 40, 41 - China1, 2, 3, 4, 5, 7, 8, 12, 17, 34, 38, 39, 40, 41
5G bands-1, 3, 41, 78, 79 SA/NSA
SpeedHSPA, LTEHSPA, LTE, 5G (2+ Gbps DL)
TechnologyGSM / CDMA / HSPA / EVDO / LTEGSM / CDMA / HSPA / EVDO / LTE / 5G
 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - EMEACDMA2000 1xEV-DO
Launch
Announced2019, September 24. Released 2019, September2020, October 27. Released 2020, November 11
StatusDiscontinuedDiscontinued
Body
BuildGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frameGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
Dimensions158.7 x 75.2 x 8.6 mm (6.25 x 2.96 x 0.34 in)165.1 x 76.4 x 9.3 mm (6.5 x 3.01 x 0.37 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight182 g (6.42 oz)216 g (7.62 oz)
Display
ProtectionCorning Gorilla Glass 5Corning Gorilla Glass 5
Resolution1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Size6.4 inches, 100.5 cm2 (~84.3% screen-to-body ratio)6.67 inches, 107.4 cm2 (~85.2% screen-to-body ratio)
TypeSuper AMOLEDIPS LCD, 144Hz, HDR10, 500 nits (typ), 650 nits (peak)
Platform
CPUOcta-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)Octa-core (1x2.84 GHz Cortex-A77 & 3x2.42 GHz Cortex-A77 & 4x1.80 GHz Cortex-A55)
ChipsetQualcomm SDM730 Snapdragon 730G (8 nm)Qualcomm SM8250 Snapdragon 865 5G (7 nm+)
GPUAdreno 618Adreno 650
OSAndroid 9.0 (Pie), upgradable to Android 10, Realme UIAndroid 10, MIUI 12
Memory
Card slotmicroSDXC (dedicated slot)No
Internal64GB 4GB RAM, 64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM128GB 8GB RAM, 256GB 8GB RAM
 UFS 2.1UFS 3.1
Main Camera
FeaturesLED flash, HDR, panoramaLED flash, HDR, panorama
Quad64 MP, f/1.8, (wide), 1/1.72", 0.8µm, PDAF 8 MP, f/2.3, 13mm (ultrawide) 2 MP (macro) Auxiliary lens-
Triple-64 MP, f/1.9, 26mm (wide), 1/1.73", 0.8µm, PDAF 13 MP, f/2.4, 123˚ (ultrawide), 1.12µm 5 MP (macro), AF
Video4K@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS8K@24/30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps; gyro-EIS
Selfie camera
FeaturesHDRHDR
Single32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm20 MP, f/2.2, 27mm (wide), 1/3.4", 0.8µm
Video1080p@30fps1080p@30fps, 720p@120fps
Sound
3.5mm jack YesNo
35mm jackYesNo
Loudspeaker YesYes, with stereo speakers
 -24-bit/192kHz audio
Comms
Bluetooth5.0, A2DP, LE5.1, A2DP, LE
Infrared port-Yes
NFCYesYes
PositioningGPS, GLONASS, GALILEO, BDSGPS (L1+L5), GLONASS (G1), BDS (B1I+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC
RadioNoNo
USBUSB Type-C 2.0, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (side-mounted), accelerometer, gyro, proximity, compass
Battery
Charging30W wired, 67% in 30 min33W wired, PD3.0, QC4
Type4000 mAh, non-removableLi-Po 5000 mAh
Misc
ColorsPearl White, Pearl Blue, Pearl GreenCosmic Black, Lunar Silver
ModelsRMX1992, RMX1993, RMX1991M2007J3SC
PriceAbout 480 EURAbout 330 EUR
Tests
Audio quality Noise -92.6dB / Crosstalk -88.1dB-
Battery life Endurance rating 105h -
Camera Photo / Video-
Display Contrast ratio: Infinite (nominal)-
Loudspeaker -28.0 LUFS (Good) -
Performance AnTuTu: 215578 (v7), 257443 (v8) GeekBench: 6926 (v4.4), 1750 (v5.1) GFXBench: 13fps (ES 3.1 onscreen)-
OUR TESTS
Audio qualityNoise -92.6dB / Crosstalk -88.1dB-
Battery (old)Endurance rating 105h-
CameraPhoto / Video-
Display432 nits max brightness (measured)-
Loudspeaker-28.0 LUFS (Good)-
PerformanceAnTuTu: 215578 (v7), 257443 (v8) GeekBench: 6926 (v4.4), 1750 (v5.1) GFXBench: 13fps (ES 3.1 onscreen)-