Realme P3 Ultra 8/256 GB vs Vivo X300 Ultra 16/512 GB
85/100
Realme P3 Ultra 8/256 GB
₹28,999
94/100
Vivo X300 Ultra 16/512 GB
₹159,999
Display
Screen Size
6.83
inches
6.82
inches
Display Type
AMOLED (Curved Display)
AMOLED
Resolution
1272 x 2800
1440x3168 px (QHD+)
Refresh Rate
120
Hz
144
Hz
Brightness
1500
nits
4500
nits
Performance
Processor/CPU
MediaTek Dimensity 8350 Ultra
Qualcomm Snapdragon 8 Elite Gen 5 SM8850-AC
AnTuTu Score
1403197
3977648
RAM
8
GB
16
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, Sony LYT 901, f/1.85, 0.7µm, up to 105x Digital Zoom, up to 3.7x Optical Zoom, 35 mm
Secondary Camera
8 MP, Ultra-Wide Angle, f/2.2, 1/4.0", 1.12µm, 16 mm
200 MP, Telephoto, f/2.67, 1/1.28", Samsung, 85 mm
Tertiary Camera
—
50 MP, Ultra-Wide Angle, f/2.0, Sony, 14 mm
Front Camera
16 MP, Wide Angle, f/2.4, 1/3.09", Sony Exmor RS IMX480, 1µm, 23 mm
MP
50 MP, f/2.45
MP
Rear Video Recording
4k @60 fps Full HD @120 fps HD @240 fps
8k @30 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, Screen flash, 105x Digital Zoom, up to 3.7x Optical Zoom
Memory
Internal Storage
256
GB
512
GB
Expandable Storage
no
—
Battery
Battery Capacity
6000
mAh
6600
mAh
Fast Charging
yes
yes
Charging Speed
80
W
100
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 be/ax), MIMO
Bluetooth
Yes, v5.4
Yes, v6.0
Design
Weight
183
g
232
g
Build Material
—
Glass
-
Colors
Orion Red
Eclipse Black
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
2026-05-06
SIM Slot
Dual SIM
Dual SIM
Water Resistance
Yes, Water resistant, IP68, IP66, IP69, (up to 30 minutes in a depth of 2 meter)
Water Resistant
OS Updates
2 Years
5 Years
Security Updates
3 Years
7 Years
Model Name
realme P3 Ultra
vivo X300 Ultra
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…
- SLR-level camera quality that rivals professional gear
- Impressive battery life with 100W fast charging
- Smooth, blindingly bright 144Hz AMOLED display
- Blazing performance for any task you throw at it
- Premium glass build with IP68/IP69 water resistance
- Five years of OS updates and seven years of security patches
! Consider before buying…
- Price tag of ₹1.6 lakh puts it out of reach for most
- UI needs manual tweaking to feel polished out of the box
- Ultrawide camera falls noticeably short of the main and telephoto
Compare Prices
₹28,999
₹159,999