Vivo Y31d vs OPPO A3

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Selected Item Vivo Y31dKSh 27,700Choose options	× OPPO A3KSh 23,600Choose options

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At a glance

Key specifications and important differences. Full details follow below.

Feature	Vivo Y31d	OPPO A3
Price	KSh 27,700	KSh 23,600
Display	IPS LCD, 120Hz, 1250 nits (HBM)	6.67-inch LCD, 90Hz, up to 1000 nits
Processor	Qualcomm Snapdragon 6s 4G Gen 2	Qualcomm Snapdragon 6s 4G Gen 1
RAM	6GB, 8GB	6GB or 8GB LPDDR4X (configuration dependent)
Storage	128GB, 256GB	128GB or 256GB
Rear camera	50 MP wide PDAF; auxiliary lens	50MP main camera, f/1.8
Battery	Si/C Li-Ion 7200 mAh	5100mAh (typical)
Charging	44W wired; reverse wired; bypass charging	45W SUPERVOOC wired
Weight	219 g	186 g
Operating system	Android 16, OriginOS 6	ColorOS 14 based on Android
Network	GSM / HSPA / LTE	GSM / WCDMA / LTE (4G)

Full specifications

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SpecificationVivo Y31dOPPO A3

General

Specification	Vivo Y31d	OPPO A3
Brand	Vivo	OPPO
Model	Vivo Y31d	A3 (CPH2669)
Announced	2026, January 16 (released 2026, January)	2024

Design

Specification	Vivo Y31d	OPPO A3
Dimensions	166.6 x 78.4 x 8.4 mm	165.77 × 76.08 × 7.68 mm
Weight	219 g	186 g
Build materials	Glass front, plastic frame, plastic back	Reinforced body with double-tempered glass

Display

Specification	Vivo Y31d	OPPO A3
Display	IPS LCD, 120Hz, 1250 nits (HBM)	6.67-inch LCD, 90Hz, up to 1000 nits
Screen resolution	6.75 inches, 720 x 1570 pixels	1604 × 720 (HD+), 264 ppi
Display protection	—	Double-reinforced glass
Display features	120Hz, 1250 nits	90Hz refresh rate; up to 1000 nits; Splash Touch

Performance

Specification	Vivo Y31d	OPPO A3
Processor	Qualcomm Snapdragon 6s 4G Gen 2	Qualcomm Snapdragon 6s 4G Gen 1
CPU	Octa-core (4x2.9 GHz Cortex-A73 & 4x1.9 GHz Cortex-A53)	Octa-core
GPU	Adreno	Adreno 610 at 1050MHz

Memory & Storage

Specification	Vivo Y31d	OPPO A3
RAM	6GB, 8GB	6GB or 8GB LPDDR4X (configuration dependent)
Storage	128GB, 256GB	128GB or 256GB
Storage technology	UFS 2.2	eMMC 5.1
Expandable storage	No (no card slot)	microSD supported

Cameras

Specification	Vivo Y31d	OPPO A3
Rear camera	50 MP wide PDAF; auxiliary lens	50MP main camera, f/1.8
Front camera	8 MP wide	5MP, f/2.2
Rear camera features	LED flash, HDR, panorama	LED flash, Photo, Portrait, Night, Pro, Panorama, Google Lens
Rear camera video	1080p@30fps	1080p at 30fps; 720p at 30fps
Front camera features	—	Portrait, Night, Panorama, Dual-view video, screen fill light
Front camera video	1080p@30fps	1080p at 30fps; 720p at 30fps

Battery & Charging

Specification	Vivo Y31d	OPPO A3
Battery	Si/C Li-Ion 7200 mAh	5100mAh (typical)
Charging	44W wired; reverse wired; bypass charging	45W SUPERVOOC wired

Software

Specification	Vivo Y31d	OPPO A3
Operating system	Android 16, OriginOS 6	ColorOS 14 based on Android

Network

Specification	Vivo Y31d	OPPO A3
Network	GSM / HSPA / LTE	GSM / WCDMA / LTE (4G)
SIM	Nano-SIM + Nano-SIM	Dual Nano-SIM

Connectivity

Specification	Vivo Y31d	OPPO A3
NFC	No	Yes (market dependent)
Bluetooth	5.1, A2DP, LE	Bluetooth 5.0
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac, dual-band	Wi‑Fi 5 (802.11 a/b/g/n/ac), dual-band
Positioning	GPS, GALILEO, GLONASS, BDS, QZSS	GPS, BeiDou, GLONASS, Galileo, QZSS
Radio	No	—
USB	USB Type-C 2.0, OTG	USB Type‑C; OTG
Ultra Wideband (UWB)	—	No
Satellite features	—	No

Durability

Specification	Vivo Y31d	OPPO A3
Water resistance	IP68/IP69 dust tight and water resistant	IP54

Features

Specification	Vivo Y31d	OPPO A3
Sensors	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass	Side fingerprint sensor, proximity, ambient light, accelerometer, e-compass
Colors	Glow White, Starlight Grey	Sparkle Black, Starlight White, Starry Purple (market dependent)

Audio

Specification	Vivo Y31d	OPPO A3
Loudspeakers	Yes, with stereo speakers	Single speaker with Ultra Volume Mode
3.5 mm headphone jack	No	Yes — 3.5mm

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