OPPO Find X9 Ultra vs vivo X300 Ultra
The OPPO Find X9 Ultra scores 9.4 in our rating, and the vivo X300 Ultra scores 9.2. The OPPO Find X9 Ultra leads in camera, while the vivo X300 Ultra is ahead in software support. The OPPO Find X9 Ultra is the newer phone, announced Apr 21, 2026.
Key differences
Why choose the OPPO Find X9 Ultra
- Bigger battery 7,050 mAh vs 6,600 mAh
- Silicon-carbon battery
- Newer model Apr 21, 2026 vs Mar 30, 2026
- Faster wireless charging 50 W vs 40 W
- Lighter 236 g vs 237 g
- Higher-resolution video 8K@30 vs 4K@120
Why choose the vivo X300 Ultra
- Brighter screen 4,500 nits vs 3,600 nits
- Thinner 8.49 mm vs 9.1 mm
- Charger in the box
- Longer security updates 7 years vs 6 years
PhoneRanked scores
Calculated from specs, relative to phones from the same year and price range. How we rate phones
Value for money marked “est.” is an estimate: that phone has no official US launch price, so it is not highlighted against the others.
Spec
OPPO Find X9 Ultravivo X300 Ultra
Overall
9.4
9.2
Display
8.9
9.0
Performance
9.0
9.0
Camera
9.0
8.1
Battery
8.4
8.3
Design
8.6
8.6
Software support
7.9
8.4
Value for money
6.0 est.
6.0 est.
Display
Spec
OPPO Find X9 Ultravivo X300 Ultra
Size
6.82 inches
6.82 inches
Type
OLED, ProXDR AMOLED
OLED, 2K ZEISS Master Color Display
Resolution
1440 × 3168 px
1440 × 3168 px
Pixel density
510 ppi
510 ppi
Refresh rate
144 Hz
144 Hz
Adaptive refresh
✓ Yes
✓ Yes
Peak brightness
3,600 nits
4,500 nits
HDR
Dolby Vision
—
Protection
Gorilla Glass Victus 2
Armor Glass
Performance
Spec
OPPO Find X9 Ultravivo X300 Ultra
Process
3 nm
3 nm
Max CPU clock
4.6 GHz
4.6 GHz
GPU
Adreno 840
Adreno 840
RAM
12 GB / 16 GB
16 GB
Storage
256 GB / 512 GB / 1 TB
512 GB / 1 TB
Storage type
UFS 4.1
UFS 4.1
microSD slot
✕ No
✕ No
Cameras
Spec
OPPO Find X9 Ultravivo X300 Ultra
Main camera
200 MP, f/1.5, 1/1.12"
200 MP, f/1.85, 1/1.12"
Optical stabilization
✓ Yes
✓ Yes
Ultrawide
50 MP
50 MP
Telephoto
200 MP, 10× optical, periscope
200 MP, periscope
Optical zoom
10×
—
Rear cameras
5
3
Rear video
8K@30
4K@120
Front camera
50 MP
50 MP
Front video
4K@60
—
Battery and charging
Spec
OPPO Find X9 Ultravivo X300 Ultra
Capacity
7,050 mAh
6,600 mAh
Battery type
Silicon-carbon
Li-Ion
Wired charging
100 W
100 W
Wireless charging
50 W
40 W
Reverse wireless
✕ No
—
Charger in box
✕ No
✓ Yes
Design and build
Spec
OPPO Find X9 Ultravivo X300 Ultra
Dimensions
163.16 × 76.97 × 9.1 mm
162.98 × 76.81 × 8.49 mm
Thickness
9.1 mm
8.49 mm
Weight
236 g
237 g
Form factor
Bar
Bar
Frame
Aluminum
Aluminum
Back
Vegan leather
Glass
Water resistance
IP68 + IP69
IP68 + IP69
Fingerprint
Under-display ultrasonic
Under-display ultrasonic
3D face unlock
✕ No
✕ No
SIM
Dual Nano-SIM + eSIM
Dual Nano-SIM + eSIM
Colors
Tundra Umber, Canyon Orange, Polar Glacier
Steppe Green, Volcano Black, Alpine White
Connectivity and features
Spec
OPPO Find X9 Ultravivo X300 Ultra
5G
✓ Yes
✓ Yes
Wi-Fi
Wi-Fi 7
Wi-Fi 7
Bluetooth
6.0
6.0
USB
USB-C 3.x
USB-C 3.x
NFC
✓ Yes
✓ Yes
3.5 mm jack
✕ No
✕ No
Stereo speakers
✓ Yes
✓ Yes
Satellite
✕ No
✕ No
IR blaster
✓ Yes
✓ Yes
Software
Spec
OPPO Find X9 Ultravivo X300 Ultra
OS at launch
Android 16
Android 16
Interface
ColorOS 16
OriginOS 6
OS updates
5 years
5 years
Security updates
6 years
7 years
Launch and price
Spec
OPPO Find X9 Ultravivo X300 Ultra
Announced
Apr 21, 2026
Mar 30, 2026
Released
Apr 24, 2026
Apr 3, 2026
Status
Released
Released
Green marks the stronger value in a row. Specs come from official manufacturer data, cross-checked with established tech media; each phone page lists its sources. Report an error
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