Oppo A3i Plus vs Vivo S18

At a glance

Brand: Oppo; vivo
Release date: February 2025, 1 years 4 months ago; December 2023, 2 years 6 months ago
AnTuTu: 402.916 Antutu v10 Overall performance better than 66% of devices; 866.863 Antutu v10 Overall performance better than 82% of devices
Launch price: —; CN¥ 2,299.00 ($ 336.20)

Size: 6.7"; 6.78"
Resolution: 1080 x 2412 px FHD+; 1260 x 2800 px QHD
Type: Oled; AMOLED
Density: 394 ppi High Density; 453 ppi Very high density
Aspect ratio: 20:9; 20:9
Features: Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Max brightness HBM - 800 cd/m², Peak brightness - 1200 cd/m², Max brightness HBM - 600 cd/m², Peak brightness - 950 cd/m², DCI-P3, Full sRGB standard, 10 Bits panel, Scratch resistant, AGC glass, Corning Gorilla Glass Victus, Capacitive, Multi-touch, Frameless; Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 300 Hz, 8000000:1 contrast ratio, HDR10+, DCI-P3, 105% NTSC, 10 Bits panel, Scratch resistant, Dual Edge display, 3D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: Qualcomm Snapdragon 695 (SM6375); Qualcomm Snapdragon 7 Gen 3 (SM7550-AB)
CPU: 2x2.2 GHz Kryo 660 Gold +6x1.7 GHz Kryo 660 Silver; 1x2.63 GHz Cortex A715 +3x2.4 GHz Cortex A715 + 4x1.8 GHz Cortex A510
CPU type: Octa-Core; Octa-Core
Process: 6 nm; 4 nm
Frequency: 2.2 GHz; 2.63 GHz
GPU: Qualcomm Adreno 619; Qualcomm Adreno 720
RAM: 12 GB; 8 GB
RAM type: LPDDR4X RAM; RAM LPDDR5
64-bit: Yes; Yes

Resolution: 50 Mpx; 50 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.88
Flash: LED; Quad LED
Optical stabilization: No; Yes
Slow motion: Yes, 120 fps; Yes, 240 fps
Features: Digital zoom, Dual camera, Digital image stabilization, Ultra stable video, Autofocus, Touch focus, Manual focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Night Mode; 4K Video, Digital zoom, Dual camera, Digital image stabilization, Optical Stabilization (OIS), 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, RAW
Sensor: —; Omnivision OV50E
Pixel size: —; 1.00 µm
Sensor size: —; 1/1.55"

Dimensions: 75.4 mm 162.5 mm 7.2 mm Print 3D Model; 75.1 mm 164.4 mm 7.4 mm Print 3D Model
Weight: 178 g; 186 g
Materials: Plastic; Glass
Colors: Black Green Purple Ish; Black White Blue
Usable surface: 88 %; 89 %
Water/dust resistance: —; IP54

Operating system: Android 14 Upside-down cake ColorOS 14 (Android 14); Android 14 Upside-down cake OriginOS 4 (Android 14)
Updates: OS updates: 1 years, Security updates: 3 years; —
Google services: Without Google Mobile services; Without Google Mobile services

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.1 LELow energy consumption; Bluetooth 5.4
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC; A2DP (Advanced Audio Distribution Profile), APT-x, LDAC, SBC, AAC
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac; 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax)
Wi-Fi features: Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO; 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, A-GPS, GLONASS, Beidou, QZSS, Galileo

5G: n1 (2100), n5 (850), n8 (900), n28a (700), n41 (2500), n77 (3700), n78 (3500); n1 (2100), n3 (1800), n5 (850), n8 (900), n28a (700), n38 (2600), n40 (2300), n41 (2500), n77 (3700), n78 (3500)
4G LTE: B1 (2100), B3 (1800), B5 (850), B8 (900), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500); B1 (2100), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B18 (800), B19 (800), B26 (850), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B5 (850), B8 (900); B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900), B19 (800)
2G: CDMA BC0 (800), B3 (1800), B5 (850), B8 (900); CDMA BC0 (800), B2 (1900), B3 (1800), B5 (850), B8 (900)

Fingerprint: Yes, in screen; Yes, in screen
Accelerometer: Yes; Yes
Gyroscope: Yes; Yes
Proximity: Yes; Yes
Light sensor: Yes; Yes
Compass: Yes; —
Cooling system: Yes; Yes
Audio: Hi-Res Audio, Noise cancellation microphone, Stereo Speakers, 2 microphones; Stereo Speakers