Poco X8 Pro Max vs Vivo Y31d

At a glance

Brand: POCO; vivo
Release date: March 2026, 2 months ago; January 2026, 4 months ago
Launch price: € 430.00 ($ 503.43); —
AnTuTu: 3.085.998 Antutu v11 Overall performance better than 98% of devices; 410.556 Antutu v10 Overall performance better than 68% of devices

Size: 6.83"; 6.75"
Resolution: 1280 x 2772 px QHD; 720 x 1570 px HD+
Type: AMOLED; AMOLED
Density: 447 ppi Very high density; 256 ppi Medium Density
Aspect ratio: 19.5:9; 20:9
Features: Hole-punch Notch, SGS Certified, TÜV Rheinland Flicker-free Certified, TÜV Low Blue Light, 3840 Hz PWM, Refresh rate 120 Hz, Touch sampling rate 480 Hz, Peak brightness - 3500 cd/m², 8000000:1 contrast ratio, TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, 12 Bits panel (10-bit +2-bit FRC), Dolby Vision, Scratch resistant, Capacitive, Multi-touch, Frameless; Water Drop Notch, 107% NTSC, Refresh rate 120 Hz, Peak brightness - 1800 cd/m², TÜV Rheinland Eye Comfort Certification, DCI-P3, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: MediaTek Dimensity 9500s; Qualcomm Snapdragon 6s Gen2
CPU: 1x3,73 GHz C1 Ultra + 3x3 GHz C1 Premium + 4x2,4 GHz C1 Pro; 4x2.9 GHz ARM Cortex A73 +4x 1.9 GHz ARM Cortex A53
CPU type: Octa-Core; Octa-Core
Process: 3 nm; 6 nm
Frequency: 3.73 GHz; 2.9 GHz
GPU: Mali G1 Ultra 1612 MHz; Adreno 610
RAM: 12 GB; 6 GB
64-bit: Yes; Yes
RAM type: —; LPDDR4X RAM

Resolution: 50 Mpx; 50 Mpx
Aperture: ƒ/ 1.5; ƒ/ 2.0
Sensor: Omnivision Light Fusion 600; —
Pixel size: 0.80 µm; —
Sensor size: 1/1.95"; —
Flash: LED; LED
Optical stabilization: Yes; No
Slow motion: Yes, 120 fps; Yes, 120 fps
Features: Flicker sensor, Noise reduction, 4K Video, Digital zoom, Dual camera, Digital image stabilization, Optical Stabilization (OIS), Autofocus, Touch focus, Manual focus, Laser autofocus (LAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Night Mode; Digital zoom, Dual camera, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Front Flash

Dimensions: 77.9 mm 163.0 mm 8.2 mm Print 3D Model; 78.4 mm 166.6 mm 8.5 mm Print 3D Model
Weight: 219 g; 219 g
Materials: Aluminium alloy , Fiberglass; Plastic
Colors: Black White Blue Green; Black Gray
Water/dust resistance: IP68, IP69; IP68, IP69
Drop resistance: Class A B C D E 180 drops without defects; —
Repairability: Class A B C D E; —
Usable surface: 90 %; 85 %

Operating system: Android 16 HyperOS 3.X (Android 16); Android 16 OriginOS 6 (Android 16)
Updates: OS updates: 5 years, Security updates: 5 years; —
Google services: With Google Mobile Services; With Google Mobile Services

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM / eSIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 6.0 LELow energy consumption; Bluetooth 5.1 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC; A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy)
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax) , WiFi 7 (802.11be); 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, Wi-Fi MiMO; Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
USB: USB Type-C; USB Type-C
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5); GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo

5G: n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n18 (850), n20 (800), n26 (850), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n48 (3500), n66 (1700), 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), B18 (800), B19 (800), B20 (800), B26 (850), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B48 (TDD 3600), B66 (1700/2100); B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800); B1 (2100), B2 (1900), B5 (850), B8 (900)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B3 (1800), B5 (850), B8 (900)