Oppo A38 vs Vivo S18

At a glance

Brand: Oppo; vivo
Release date: September 2023, 2 years 8 months ago; December 2023, 2 years 5 months ago
AnTuTu: 225.154 Antutu v10 Overall performance better than 57% of devices; 866.863 Antutu v10 Overall performance better than 82% of devices
Launch price: —; CN¥ 2,299.00 ($ 336.20)

Size: 6.56"; 6.78"
Resolution: 720 x 1612 px HD+; 1260 x 2800 px QHD
Type: LCD IPS; AMOLED
Density: 269 ppi Medium Density; 453 ppi Very high density
Aspect ratio: 20:9; 20:9
Features: Water Drop Notch, Refresh rate 90 Hz, Brightnes 400 cd/m² (typ), Max brightness HBM - 720 cd/m², DCI-P3, sRGB standard, Scratch resistant, 2.5D curved glass screen, 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: MediaTek Helio G85 (MT6769V/CZ); Qualcomm Snapdragon 7 Gen 3 (SM7550-AB)
CPU: 2x Cortex A75 2.0 GHz + 6x Cortex A55 1.8 GHz; 1x2.63 GHz Cortex A715 +3x2.4 GHz Cortex A715 + 4x1.8 GHz Cortex A510
CPU type: Octa-Core; Octa-Core
Process: 12 nm; 4 nm
Frequency: 2 GHz; 2.63 GHz
GPU: Arm Mali-G52 MC2 950MHz; Qualcomm Adreno 720
RAM: 4 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
Pixel size: 0.64 µm; 1.00 µm
Flash: LED; Quad LED
Optical stabilization: No; Yes
Slow motion: Yes, 120 fps; Yes, 240 fps
Features: Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Phase detection autofocus (PDAF), Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW; 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
Sensor size: —; 1/1.55"

Dimensions: 75.0 mm 163.7 mm 8.2 mm Print 3D Model; 75.1 mm 164.4 mm 7.4 mm Print 3D Model
Weight: 190 g; 186 g
Materials: Plastic; Glass
Colors: Black Gold; Black White Blue
Water/dust resistance: IP52; IP54
Usable surface: 84 %; 89 %

Operating system: Android 13 Tiramisu ColorOS 13 (Android 13); Android 14 Upside-down cake OriginOS 4 (Android 14)
Updates: OS updates: 1 years, Security updates: 3 years; —
Google services: With 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 5.3 LELow energy consumption; Bluetooth 5.4
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), HID (Human Interface 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 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, SUPL, Galileo; GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo

4G LTE: 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); 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: B2 (1900), B3 (1800), B5 (850), B8 (900); CDMA BC0 (800), B2 (1900), B3 (1800), B5 (850), B8 (900)
5G: —; n1 (2100), n3 (1800), n5 (850), n8 (900), n28a (700), n38 (2600), n40 (2300), n41 (2500), n77 (3700), n78 (3500)