Vivo iQOO 15R vs Vivo Y31d

At a glance

Brand: vivo; vivo
Release date: February 2026, 4 months ago; January 2026, 5 months ago
Launch price: ₹ 44,999.00 ($ 477.44); —
AnTuTu: 3.258.670 Antutu v11 Overall performance better than 98% of devices; 410.556 Antutu v10 Overall performance better than 68% of devices

Size: 6.59"; 6.75"
Resolution: 1260 x 2750 px QHD; 720 x 1570 px HD+
Type: AMOLED Samsung; AMOLED
Density: 438 ppi Very high density; 256 ppi Medium Density
Aspect ratio: 20:9; 20:9
Features: Hole-punch Notch, SGS Certified, TÜV Low Blue Light, 1-144 Hz refresh rate, Refresh rate 144 Hz, Touch sampling rate 360 Hz, Peak brightness - 6000 cd/m², 8000000:1 contrast ratio, HDR10+, DCI-P3, DC dimming, 10 Bits panel, Dolby Vision, Scratch resistant, Capacitive, Multi-touch, Frameless, LTPO (Low Temperature PolySilicon oxide); 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: Qualcomm Snapdragon 8 Gen 5; Qualcomm Snapdragon 6s Gen2
CPU: 2x 3.8 GHz + 6x 3.32 GHz; 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: 3.8 GHz; 2.9 GHz
GPU: Adreno 829; Adreno 610
RAM: 8 GB; 6 GB
RAM type: RAM LPDDR5X; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 50 Mpx; 50 Mpx
Aperture: ƒ/ 1.88; ƒ/ 2.0
Sensor: Sony LYT-700C; —
Pixel size: 1.00 µm; —
Sensor size: 1/1.56"; —
Flash: LED; LED
Optical stabilization: Yes; No
Slow motion: Yes, 960 fps; Yes, 120 fps
Features: UIS, Flicker sensor, Noise reduction, Time-Lapse, 4K Video, Digital zoom, Dual camera, Digital image stabilization, Optical Stabilization (OIS), Autofocus, Touch focus, Manual focus, Phase detection autofocus (PDAF), Laser autofocus (LAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, 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: 74.4 mm 157.6 mm 7.9 mm Print 3D Model; 78.4 mm 166.6 mm 8.5 mm Print 3D Model
Weight: 202 g; 219 g
Materials: Glass , Aluminium; Plastic
Colors: Black Silver; Black Gray
Water/dust resistance: IP68; IP68, IP69
Usable surface: 90 %; 85 %

Operating system: Android 16 OriginOS 6 (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); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.4 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), Galileo (E1+E5a+E5b); GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo

5G: n1 (2100), 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), n71 (600), n75 (1500), n77 (3700), n78 (3500); —
4G LTE: B1 (2100), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B18 (800), B19 (800), B20 (800), B26 (850), B28b (700), B28a (700), B32 (1500), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B43 (TDD 3700), B48 (TDD 3600), B71 (600); 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), B5 (850), B6 (800), B8 (900), B19 (800); B1 (2100), B2 (1900), B5 (850), B8 (900)
2G: B3 (1800), B5 (850), B8 (900); B3 (1800), B5 (850), B8 (900)