hmd XR21 vs Xiaomi Redmi K50 Extreme Edition

At a glance

Brand: HMD; Xiaomi
Release date: May 2024, 2 years 1 months ago; August 2022, 3 years 10 months ago
Launch price: € 599.99 ($ 700.66); —
AnTuTu: 402.100 Antutu v10 Overall performance better than 66% of devices; 1.411.227 Antutu v11 Overall performance better than 88% of devices

Size: 6.49"; 6.67"
Resolution: 1080 x 2400 px FHD+; 1220 x 2712 px FHD+
Type: LCD IPS; AMOLED
Density: 406 ppi Very high density; 446 ppi Very high density
Aspect ratio: 20:9; 20:9
Features: Hole-punch Notch, Refresh rate 120 Hz, Brightnes 450 cd/m² (typ), Max brightness HBM - 550 cd/m², NTSC, 82% NTSC, Scratch resistant, 2.5D curved glass screen, Corning Gorilla Glass Victus, Capacitive, Multi-touch; Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 480 Hz, 5000000:1 contrast ratio, HDR10+, DCI-P3, 10 Bits panel, MEMC, DisplayMate A+, Dolby Vision, Scratch resistant, 3D curved glass screen, Corning Gorilla Glass Victus, Capacitive, Multi-touch, Frameless

Chipset: Qualcomm Snapdragon 695 (SM6375); Qualcomm Snapdragon 8+ Gen1
CPU: 2x2.2 GHz Kryo 660 Gold +6x1.7 GHz Kryo 660 Silver; 1x3.2 GHz Cortex X2 +3x2.8 GHz Cortex A710 + 4x2.0 GHz Cortex A510
CPU type: Octa-Core; Octa-Core
Process: 6 nm; 4 nm
Frequency: 2.2 GHz; 3.2 GHz
GPU: Qualcomm Adreno 619; Qualcomm Adreno 730 875 MHz
RAM: 6 GB; 8 GB
RAM type: LPDDR4X RAM; RAM LPDDR5
64-bit: Yes; Yes

Resolution: 64 Mpx; 108 Mpx
Aperture: Unknow; ƒ/ 1.73
Flash: Dual LED; LED
Optical stabilization: No; Yes
Slow motion: No, 30 fps; Yes, 960 fps
Features: Digital zoom, Dual camera, Autofocus, Touch focus, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; Flicker sensor, 4K Video, Digital zoom, Triple camera, Digital image stabilization, Optical Stabilization (OIS), Gimbal, Autofocus, Touch focus, Continuous autofocus, Manual focus, Laser autofocus (LAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Dual capture, Night Mode
Sensor: —; Samsung HM6
Pixel size: —; 0.64 µm
Sensor size: —; 1/1.67"

Dimensions: 78.6 mm 168.0 mm 10.4 mm Print 3D Model; 75.9 mm 163.1 mm 8.6 mm Print 3D Model
Weight: 231 g; 202 g
Materials: Polycarbonate; Aluminium alloy , Glass
Colors: Black; Black Blue Gray Electric Gray
Water/dust resistance: IP68, IP69; —
Usable surface: 77 %; 86 %

Operating system: Android 13 Tiramisu Android 13; Android 12 Snow Cone MIUI V13 (Android 12)
Google services: With Google Mobile Services; Without Google Mobile services

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM / eSIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.1 LELow energy consumption; Bluetooth 5.3 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), LE (Low Energy), LDAC, SBC, AAC
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax); 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax)
Wi-Fi features: Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display; Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, Galileo (E1+E5a), NavIC System, GPS (L1+L2+L5); A-GPS, GLONASS, Beidou, QZSS, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)
USB: —; USB Type-C

5G: n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n20 (800), n25 (1900), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n66 (1700), n71 (600), n77 (3700), n78 (3500), n79 (4700); n1 (2100), n3 (1800), n5 (850), n8 (900), n28a (700), n38 (2600), n40 (2300), n41 (2500), n77 (3700), n78 (3500)
4G LTE: B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B20 (800), B25 (1900+), B26 (850), B28b (700), B28a (700), B32 (1500), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B43 (TDD 3700), B48 (TDD 3600), B66 (1700/2100), B71 (600); B1 (2100), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B8 (900), B18 (800), B19 (800), B26 (850), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500)
3G: B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900); B1 (2100), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); CDMA BC0 (800), B2 (1900), B3 (1800), B5 (850), B8 (900)

Fingerprint: Yes, on the side; Yes, in screen
Accelerometer: Yes; Yes
Gyroscope: Yes; Yes
Proximity: Yes; —
Light sensor: Yes; Yes
Barometer: Yes; —
Cooling system: No; Yes
Audio: Stereo Speakers, 2 microphones; Dolby Atmos, Hi-Res Audio, Stereo Speakers, 3 microphones