Realme P3 Ultra 8/256 GB vs vivo X300 12/256 GB
85/100
Realme P3 Ultra 8/256 GB
₹28,999
91/100
vivo X300 12/256 GB
₹75,998
Display
Screen Size
6.83
inches
6.31
inches
Display Type
AMOLED (Curved Display)
AMOLED
Resolution
1272 x 2800
1216 x 2640
Refresh Rate
120
Hz
120
Hz
Brightness
1500
nits
4500
nits
Performance
Processor/CPU
MediaTek Dimensity 8350 Ultra
MediaTek Dimensity 9500
AnTuTu Score
1403197
3004951
RAM
8
GB
12
GB
RAM Type
LPDDR5X
LPDDR5X Ultra
Storage Type
UFS 3.1
UFS 4.1
Operating System
Android v15
Android v16
Camera
Main Camera
50 MP, Wide Angle, f/1.8, 1/1.56", Sony Exmor-RS IMX896, 1µm, 24 mm, 84° field-of-view
200 MP, Wide Angle, f/1.68, 1/1.14", 0.56µm, upto 3x Optical Zoom
Secondary Camera
8 MP, Ultra-Wide Angle, f/2.2, 1/4.0", 1.12µm, 16 mm
50 MP, Ultra-Wide Angle, f/2.0, 1/2.76", 0.64µm
Tertiary Camera
—
50 MP, Telephoto, f/2.57, 1/1.95", upto 100x Digital Zoom, upto 3x Optical Zoom
Front Camera
16 MP, Wide Angle, f/2.4, 1/3.09", Sony Exmor RS IMX480, 1µm, 23 mm
MP
50 MP, Wide Angle, f/2.0, 1/2.76", 0.64µm
MP
Rear Video Recording
4k @60 fps Full HD @120 fps HD @240 fps
4k @30/60/120 fps Full HD @30/60/120 fps
Front Video Recording
—
—
Camera Features
Autofocus, OIS, LED Flash, Digital Zoom, Face detection, Touch to focus, Exposure compensation, ISO control, Continuous Shooting, HDR mode, Dual Video Recording, Slow Motion
Autofocus, OIS, Flash: No, Image Resolution: 12000 x 16000 Pixels, Shooting Modes: SuperMoon, Digital Zoom 3 x Optical Zoom Auto Flash, Bokeh portrait video
Memory
Internal Storage
256
GB
256
GB
Expandable Storage
no
no
Battery
Battery Capacity
6000
mAh
6040
mAh
Fast Charging
yes
yes
Charging Speed
80
W
90
W
Wireless Charging
—
yes
Network
5G Support
yes
yes
WiFi
Yes, Wi-Fi 6 (802.11 a/b/g/n/ac/ax) 5GHz
Yes, Wi-Fi 7 (802.11 a/be), MIMO
Bluetooth
Yes, v5.4
Yes, v6.0
Design
Weight
183
g
190
g
Build Material
—
Glass
-
Colors
Orion Red
Summit Red
Connectivity
USB Type
USB Type-C
USB Type C
NFC
no
yes
Headphone Jack
no
no
SIM Type
Nano
Nano
Dual SIM
yes
yes
General
Release Date
2025-03-19
2025-12-02
SIM Slot
Dual SIM
Dual SIM
Water Resistance
Yes, Water resistant, IP68, IP66, IP69, (up to 30 minutes in a depth of 2 meter)
yes
OS Updates
2 Years
5 Years
Security Updates
3 Years
7 Years
Model Name
realme P3 Ultra
vivo X300
Who should buy this
✓ Ideal for users looking for…
- Bright 120Hz AMOLED that's genuinely enjoyable to use
- Massive 6000mAh battery with 80W fast charging
- Handles heavy games and multitasking without breaking a sweat
- Rear camera delivers crisp, colorful shots in daylight
- Lightweight with a premium feel in hand
- IP68 water resistance for real-world peace of mind
! Consider before buying…
- No expandable storage — 256GB is your ceiling
- No headphone jack
- Front camera is average at best
- Low-light photography leaves something to be desired
- Only two years of OS updates
✓ Ideal for users looking for…
- Camera that delivers natural portraits and clean low-light shots
- Flagship performance that takes heavy games without flinching
- Compact design that feels premium and works one-handed
- Vibrant AMOLED display that holds up outdoors
- 90W fast charging that gets you back up in minutes
! Consider before buying…
- Battery drains noticeably faster under heavy camera or gaming use
- Gets warm during extended gaming or video recording
- Heavy users should expect a top-up by evening
- Beautification can over-smooth skin in photos
Compare Prices
₹28,999
₹75,998