Oppo A6i vs Vivo iQOO 15 Ultra

Oppo A6i
Oppo
A6i
Vivo iQOO 15 Ultra
Vivo
iQOO 15 Ultra

At a glance

Brand
Oppo
vivo
Release date
September 2025, 9 months ago
February 2026, 4 months ago
AnTuTu
415.000 Antutu v10 Overall performance better than 68% of devices
4.518.403 Antutu v11 Overall performance better than 100% of devices
Launch price
CN¥ 5,699.00 ($ 832.57)

Display

Size
6.67"
6.85"
Resolution
720 x 1604 px HD+
1440 x 3168 px WQHD+
Type
LCD IPS
AMOLED Samsung
Density
264 ppi Medium Density
508 ppi Very high density
Aspect ratio
20:9
20:9
Features
Hole-punch Notch, Refresh rate 120 Hz, Brightnes 800 cd/m² (typ), Max brightness HBM - 1000 cd/m², DCI-P3, sRGB standard, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless
Hole-punch Notch, SGS Certified, TÜV Rheinland Flicker-free Certified, 2160 Hz PWM, TÜV Low Blue Light, 1-144 Hz refresh rate, Refresh rate 144 Hz, Touch sampling rate 480 Hz, Brightnes 1000 cd/m² (typ), Max brightness HBM - 2600 cd/m², Peak brightness - 8000 cd/m², 8000000:1 contrast ratio, TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, DC dimming, 10 Bits panel, Dolby Vision, Scratch resistant, Capacitive, Multi-touch, Frameless, LTPO (Low Temperature PolySilicon oxide)

Performance

Chipset
MediaTek Dimensity 6300
Qualcomm Snapdragon 8 Elite Gen 5
CPU
2x2.4 GHz ARM Cortex A76 +6x2.0 GHz ARM Cortex A55
2x4.61 GHz ARM + 6x3.63 GHz ARM
CPU type
Octa-Core
Octa-Core
Process
6 nm
3 nm
Frequency
2.4 GHz
4.61 GHz
GPU
Arm Mali-G57 MC2
Adreno 840 1.2 GHz
RAM
6 GB
16 GB
RAM type
LPDDR4X RAM
RAM LPDDR5X
64-bit
Yes
Yes

Rear camera

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, 960 fps
Features
Digital zoom, Dual camera, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Front Flash
UIS, Flicker sensor, Noise reduction, Time-Lapse, 4K Video, 8K Video, Digital zoom, Optical zoom, Triple camera, Digital image stabilization, Optical Stabilization (OIS), Autofocus, Touch focus, Manual focus, Phase detection autofocus (PDAF), Laser autofocus (LAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Night Mode
Sensor
Sony IMX921
Pixel size
1.00 µm
Sensor size
1/1.56"

Front camera

Resolution
8 Mpx
32 Mpx
Aperture
ƒ/ 2.0
ƒ/ 2.2
Sensor
GalaxyCore GC32E1
Pixel size
0.70 µm

Battery

Capacity
6000 mAh
7400 mAh
Type
Li-Ion
Si-Carbon Li-Ion
Fast charge
Yes , 45.0W
Yes , 100.0W
Features
Non-removable
Wireless charging, Reverse charging, Non-removable
Wireless charging
40W Wireless charging

Storage

Capacity
128 GB
256 GB
Type
UFS Storage 2.2
UFS Storage 4.1
SD slot
Yes , Slot for SD or second SIM card
No

Body

Dimensions
76.2 mm 165.7 mm 8.0 mm Print 3D Model
76.8 mm 163.6 mm 8.7 mm Print 3D Model
Weight
194 g
227 g
Materials
Plastic , Splash resistant design
Glass , Aluminium
Colors
Black White
Blue Gray
Water/dust resistance
IP64
IP68
Usable surface
87 %
90 %

Software

Operating system
Android 15 Android 15
Android 16 OriginOS 6 (Android 16)
Google services
Without Google Mobile services
Without Google Mobile services
Updates
OS updates: 5 years, Security updates: 5 years

Connectivity

SIM
Dual SIM Dual Standby (Nano SIM + Nano SIM)
Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth
Bluetooth 5.0 LELow energy consumption
Bluetooth 5.4 LELow energy consumption
Bluetooth profiles
A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), APT-x, SBC, AAC
A2DP (Advanced Audio Distribution Profile), LE (Low Energy), 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) , WiFi 7 (802.11be)
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, GPS (L1+L5), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), QZSS (L1 + L5), Galileo (E1+E5a+E5b)

Networks

5G
n1 (2100), n5 (850), n8 (900), n28a (700), n41 (2500), n77 (3700), n78 (3500)
n1 (2100), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n12 (700), n18 (850), n20 (800), n25 (1900), n26 (850), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n48 (3500), n66 (1700), n75 (1500), n77 (3700), n78 (3500), n80 (1800), n81 (900), n83A (700), n83B (700), n84 (2100)
4G LTE
B1 (2100), B3 (1800), B5 (850), B8 (900), B28b (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500)
B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B17 (700), B18 (800), B19 (800), B20 (800), B25 (1900+), B26 (850), B28b (700), B28a (700), B32 (1500), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B43 (TDD 3700), B48 (TDD 3600), B66 (1700/2100)
3G
B1 (2100), B5 (850), B8 (900)
B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
2G
CDMA BC0 (800), B3 (1800), B5 (850), B8 (900)
B2 (1900), B3 (1800), B5 (850), B8 (900)

Sensors & security

Fingerprint
Yes, on the side
Yes, in screen
Accelerometer
Yes
Yes
Gyroscope
Yes
Proximity
Yes
Yes
Light sensor
Yes
Yes
Cooling system
No
Yes
Audio
Stereo Speakers
Stereo Speakers

Compared with Oppo A6i

  • Oppo
    A6i
    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    Oppo Reno15c
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  • Oppo
    A6i
    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    Oppo A5 Pro
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  • Oppo
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    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    Oppo Reno11
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  • Oppo
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    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    Oukitel WP100
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    16 GB · 6.8" · MediaTek Dimensity 7300
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  • Oppo
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    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    lava Bold 5G
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    4 GB · 6.67" · MediaTek Dimensity 6300
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  • Oppo
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    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    realme C65
    realme
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  • Oppo
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    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    Vivo G2
    Vivo
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    4 GB · 6.56" · MediaTek Dimensity 6020 (MT6833V/ZA)
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  • Oppo
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    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    Honor 90 Pro
    Honor
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    12 GB · 6.78" · Qualcomm Snapdragon 8+ Gen1 3.0GHz
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  • Oppo
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    6 GB · 6.67" · MediaTek Dimensity 6300
    Oppo A6i
    Blackview BV9300
    Blackview
    BV9300
    12 GB · 6.7" · MediaTek Helio G99 (MT6789)
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Compared with Vivo iQOO 15 Ultra

  • Vivo
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    16 GB · 6.85" · Qualcomm Snapdragon 8 Elite Gen 5
    Vivo iQOO 15 Ultra
    Vivo Y600 Pro
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  • Vivo
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    16 GB · 6.85" · Qualcomm Snapdragon 8 Elite Gen 5
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    Vivo Y500 Pro
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  • Vivo
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    16 GB · 6.85" · Qualcomm Snapdragon 8 Elite Gen 5
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  • Vivo
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    16 GB · 6.85" · Qualcomm Snapdragon 8 Elite Gen 5
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    16 GB · 6.85" · Qualcomm Snapdragon 8 Elite Gen 5
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  • Vivo
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    16 GB · 6.85" · Qualcomm Snapdragon 8 Elite Gen 5
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    Oppo F31 5G
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  • Vivo
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    16 GB · 6.85" · Qualcomm Snapdragon 8 Elite Gen 5
    Vivo iQOO 15 Ultra
    lava Bold 5G
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    4 GB · 6.67" · MediaTek Dimensity 6300
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  • Vivo
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    16 GB · 6.85" · Qualcomm Snapdragon 8 Elite Gen 5
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  • Vivo
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    16 GB · 6.85" · Qualcomm Snapdragon 8 Elite Gen 5
    Vivo iQOO 15 Ultra
    Samsung Galaxy A35 5G
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