Vivo Y31D - 6.75-inch 128GB/8GB Dual SIM 4G Smartphone - Gold

Network

• Technology: GSM / HSPA / LTE
• 2G bands: GSM 850 / 900 / 1800 / 1900
• 3G bands: HSDPA 850 / 900 / 2100
• 4G bands: 1, 3, 5, 8, 20, 28, 38, 40, 41
• Speed: HSPA, LTE

Body

• Dimensions: 166.6 x 78.4 x 8.4 mm (6.56 x 3.09 x 0.33 in)
• Weight: 219 g (7.72 oz)
• Build: Glass front, plastic frame, plastic back
• SIM: Nano-SIM + Nano-SIM
• IP68/IP69 dust tight and water resistant (high pressure water jets, immersible up to 1.5m for 30 min)

Display

• Type: IPS LCD, 120Hz, 1250 nits (HBM)
• Size: 6.75 inches, 111.4 cm2 (~85.3% screen-to-body ratio)
• Resolution: 720 x 1570 pixels, 19.5:9 ratio (~256 ppi density)

Platform

• OS: Android 16, OriginOS 6
• Chipset: Qualcomm Snapdragon 6s 4G Gen 2
• CPU: Octa-core (4x2.9 GHz Cortex-A73 + 4x1.9 GHz Cortex-A53)
• GPU: Adreno

Memory

• Card slot: No
• Internal: 128GB 8GB RAM
• UFS 2.2

Main Camera

• Dual: 50 MP, f/2.0, 21mm (wide), PDAF
• Auxiliary lens
• Features: LED flash, HDR, panorama
• Video: 1080p@30fps

Selfie Camera

• Single: 8 MP, f/2.1, (wide)
• Video: 1080p@30fps

Sound

• Loudspeaker: Yes, with stereo speakers
• 3.5mm jack: No

Connectivity

• WLAN: Wi-Fi 802.11 a/b/g/n/ac, dual-band
• Bluetooth: 5.1, A2DP, LE
• Positioning: GPS, GALILEO, GLONASS, BDS, QZSS
• NFC: No
• Infrared port: Yes
• Radio: No
• USB: USB Type-C 2.0, OTG

Features

• Sensors: Fingerprint (side-mounted), accelerometer, gyro, proximity, compass

Battery

• Type: Si/C Li-Ion 7200 mAh
• Charging: 44W wired, 50% in 43 min