Oppo A3i vs Vivo iQOO Z7

At a glance

Brand: Oppo; vivo
Release date: January 2025, 1 years 5 months ago; March 2023, 3 years 3 months ago
Launch price: CN¥ 999.00 ($ 146.09); —
AnTuTu: 409.464 Antutu v10 Overall performance better than 67% of devices; 670.439 Antutu v10 Overall performance better than 77% of devices

Size: 6.67"; 6.64"
Resolution: 720 x 1604 px HD+; 1080 x 2388 px FHD+
Type: LCD IPS; LCD
Density: 264 ppi Medium Density; 395 ppi High Density
Aspect ratio: 20:9; 20:9
Features: Hole-punch Notch, SGS Certified, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Brightnes 500 cd/m² (typ), Max brightness HBM - 630 cd/m², Max brightness HBM - 1000 cd/m², TÜV Rheinland Eye Comfort Certification, HDR10, DCI-P3, 83% NTSC, Scratch resistant, 2.5D curved glass screen, Panda glass, Capacitive, Multi-touch, Frameless; Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Brightnes 500 cd/m² (typ), 1500:1 contrast ratio, HDR10, DCI-P3, 96% NTSC, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: MediaTek Dimensity 6300; Qualcomm Snapdragon 782G
CPU: 2x2.4 GHz ARM Cortex A76 +6x2.0 GHz ARM Cortex A55; 1×2.7GHz Cortex A78 +3×2.2GHz Cortex A78 +4×1.9GHz Cortex A55
CPU type: Octa-Core; Octa-Core
Process: 6 nm; 6 nm
Frequency: 2.4 GHz; 2.7 GHz
GPU: Arm Mali-G57 MC2; Adreno 642L
RAM: 8 GB; 8 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 50 Mpx; 64 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.79
Flash: Quad LED; LED
Optical stabilization: No; Yes
Slow motion: Yes, 120 fps; Yes, 120 fps
Features: Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; 4K Video, Digital zoom, Dual camera, Digital image stabilization, Optical Stabilization (OIS), Autofocus, Touch focus, Contrast detection autofocus (CDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
Sensor: —; Samsung GW3
Pixel size: —; 0.80 µm
Sensor size: —; 1/1.97"

Capacity: 128 GB; 128 GB
Type: eMMC 5.1 Storage; UFS Storage 2.2
SD slot: Yes , Slot for SD or second SIM card; Yes , Slot for SD or second SIM card

Dimensions: 76.0 mm 165.7 mm 7.7 mm Print 3D Model; 75.8 mm 164.6 mm 8.7 mm Print 3D Model
Weight: 187 g; 201 g
Materials: Plastic; Aluminium alloy
Colors: Black Purple; Black Cyan
Water/dust resistance: IP54; —
Usable surface: 85 %; 89 %

Operating system: Android 14 Upside-down cake ColorOS 14 (Android 14); Android 13 Tiramisu FunTouch OS 13 (Android 13)
Updates: OS updates: 1 years, Security updates: 3 years; —
Google services: Without 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 5.3 LELow energy consumption; Bluetooth 5.2 LELow energy consumption
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), EDR (Enhanced Data Rate), LE (Low Energy), APT-x, LDAC, SBC, AAC
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax); 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; Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO
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, BeiDou (B1)

5G: n1 (2100), n8 (900), n28a (700), n41 (2500), n78 (3500); n1 (2100), n3 (1800), n28b (700), n28a (700), n40 (2300), n41 (2500), n77 (3700), n78 (3500)
4G LTE: B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500); 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), B8 (900); B1 (2100), B5 (850), B8 (900)
2G: CDMA BC0 (800), B3 (1800), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)

Fingerprint: Yes, on the side; Yes, on the side
Accelerometer: Yes; Yes
Proximity: Yes; Yes
Light sensor: Yes; Yes
Compass: Yes; —
Cooling system: Yes; Yes
Audio: Dolby Atmos, Hi-Res Audio, Noise cancellation microphone, Stereo Speakers, 2 microphones; Hi-Res Audio, Stereo Speakers
Gyroscope: —; Yes