hmd XR21 vs Poco C55

At a glance

Brand: HMD; POCO
Release date: May 2024, 2 years 1 months ago; February 2023, 3 years 4 months ago
Launch price: € 599.99 ($ 700.66); —
AnTuTu: 402.100 Antutu v10 Overall performance better than 66% of devices; 225.154 Antutu v10 Overall performance better than 57% of devices

Size: 6.49"; 6.71"
Resolution: 1080 x 2400 px FHD+; 720 x 1650 px HD+
Type: LCD IPS; LCD IPS
Density: 406 ppi Very high density; 268 ppi Medium Density
Aspect ratio: 20:9; 21:9
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; Water Drop Notch, Brightnes 500 cd/m² (typ), 1500:1 contrast ratio, Scratch resistant, 2.5D curved glass screen, Capacitive

Chipset: Qualcomm Snapdragon 695 (SM6375); MediaTek Helio G85 (MT6769V/CZ)
CPU: 2x2.2 GHz Kryo 660 Gold +6x1.7 GHz Kryo 660 Silver; 2x Cortex A75 2.0 GHz + 6x Cortex A55 1.8 GHz
CPU type: Octa-Core; Octa-Core
Process: 6 nm; 12 nm
Frequency: 2.2 GHz; 2 GHz
GPU: Qualcomm Adreno 619; Arm Mali-G52 MC2 950MHz
RAM: 6 GB; 4 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 64 Mpx; 50.1 Mpx
Aperture: Unknow; ƒ/ 1.8
Flash: Dual LED; LED
Optical stabilization: No; No
Slow motion: No, 30 fps; No, 30 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; Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Phase detection autofocus (PDAF), Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Capacity: 128 GB; 64 GB
SD slot: Yes , Slot for SD or second SIM card; Yes , Slot for SD or second SIM card
Type: —; eMMC 5.1 Storage

Dimensions: 78.6 mm 168.0 mm 10.4 mm Print 3D Model; 76.4 mm 168.8 mm 8.8 mm Print 3D Model
Weight: 231 g; 192 g
Materials: Polycarbonate; Plastic
Colors: Black; Black Blue Purple Green
Water/dust resistance: IP68, IP69; —
Usable surface: 77 %; 82 %

Operating system: Android 13 Tiramisu Android 13; Android 12 Snow Cone MIUI 13 (Android 12)
Google services: With Google Mobile Services; With Google Mobile Services

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM / eSIM); Dual SIM Dual Standby (Micro SIM + Nano SIM)
Bluetooth: Bluetooth 5.1 LELow energy consumption; Bluetooth 5.1 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), LE (Low Energy)
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
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
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, Galileo (E1+E5a), NavIC System, GPS (L1+L2+L5); GPS, A-GPS, GLONASS, Beidou, Galileo

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); —
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), B5 (850), B8 (900), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900); B1 (2100), B5 (850), B8 (900)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)