vivo X300 Ultra vs OnePlus 15T

Comparing the vivo X300 Ultra vs OnePlus 15T across performance, display, camera, battery and storage to help determine the better smartphone.

Here is the summary of the results:

Performance: Both vivo X300 Ultra and OnePlus 15T run at the same processing speed of 4.61 GHz.

Display: vivo X300 Ultra offers a screen size of 6.82 inches, while OnePlus 15T offers 6.32 inches, making vivo X300 Ultra the larger display of the two. vivo X300 Ultra features a AMOLED display compared to OnePlus 15T's OLED, making vivo X300 Ultra the better display of the two.

Rear Camera: vivo X300 Ultra offers a higher rear camera resolution with 200 MP, while OnePlus 15T offers 50 MP, making vivo X300 Ultra better for rear camera photography.

Front Camera: vivo X300 Ultra offers a higher front camera resolution with 50 MP, while OnePlus 15T offers 16 MP, making vivo X300 Ultra better for front camera photography.

Battery: OnePlus 15T offers a higher battery capacity with 7500 mAh, while vivo X300 Ultra offers 6600 mAh, making OnePlus 15T better for longer battery life.

Storage: vivo X300 Ultra offers higher internal storage with 512 GB, while OnePlus 15T offers 256 GB, making vivo X300 Ultra the better option for storage.

vivo X300 Ultra

₹159,999

@ Amazon

OnePlus 15T

(Not Released in India)

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Show Only Differences

Summary

Spec Score

97%

95%

Release Date

14 May, 2026

N/A

Performance


Snapdragon 8 Elite Gen 5	Snapdragon 8 Elite Gen 5
Octa Core (upto 4.61 GHz)	Octa Core (upto 4.61 GHz)
16 GB RAM	12 GB RAM

Display


6.82 inches (17.32 cm)	6.32 inches (16.05 cm)
AMOLED	OLED
1440x3168 px (QHD+)	1216x2640 px (FHD+)
144 Hz Refresh Rate	165 Hz Refresh Rate

Rear Camera


200 MP Primary Camera (upto 3.7x Optical Zoom)	50 MP Primary Camera
200 MP Telephoto Camera	50 MP Telephoto Camera (upto 3.5x Optical Zoom)
50 MP Ultra-Wide Angle Camera	N/A

Front Camera


50 MP	16 MP

Battery


6600 mAh	7500 mAh
100W Flash Charging	100W Super VOOC Charging
Wireless Charging	Wireless Charging

Storage

512 GB	256 GB
UFS 4.1	UFS 4.1

Expert Review

8.7/10

Read Expert Review

N/A

Pros

Stellar and versatile three-lens camera system
Excellent performance
Bright and crisp 2K AMOLED display

Device yet to be reviewed

Cons

Battery life could have been better
Very expensive with camera kit
No shortcut key

Device yet to be reviewed

User Ratings

4.8/5

(40 ratings)

N/A

Benchmarks (The higher, the better)

3,977,648 AnTuTu Score	N/A
15h 10m Battery Life (PC Mark)	N/A

Compare Prices

₹159,999

@ Amazon

Not Available in any store

Video

1 Video

There are no videos available for the device.

User Feedback

General

Launch Date

May 06, 2026

(Official)

N/A

Operating System

Android v16

OS Updates

5 Years

N/A

Security Updates

7 Years

N/A

Custom UI

Origin OS

ColorOS

Performance

Performance Rating

Best In Class

Chipset

Qualcomm Snapdragon 8 Elite Gen 5 SM8850-AC

Processor

Octa core

4.61 GHz, Dual core, Oryon 3.62 GHz, Hexa Core, Oryon

Octa core

4.61 GHz, Dual core, Oryon 3.63 GHz, Hexa Core, Oryon

Architecture (The higher, the better)

64 bit

Fabrication (The lower, the better)

3 nm

Graphics (GPU)

Adreno 840

RAM

16 GB

12 GB

RAM Type

LPDDR5X Ultra

LPDDR5X Ultra Pro

Performance Test Results

AnTuTu Score (The higher, the better) AnTuTu benchmark measures overall performance of a phone by stress-testing CPU, GPU, RAM, etc.

3,977,648

N/A

Bootup Time (The lower, the better)

14.0 s

N/A

Gaming Test Results

Wild Life Extreme (The higher, the better) Wild Life Extreme is a classic mobile benchmark; it renders in 4K to test the peak performance of a wide range of devices.

6,450

N/A

Battery Drain* (The lower, the better)

7.0 %

N/A

Heating* (The lower, the better)

21.7 %

N/A

* after 30 mins of gaming

Display

Display Rating

Best In Class

Excellent

Display Type

AMOLED

OLED

Screen Size

6.82 inches (17.32 cm)

6.32 inches (16.05 cm)

Resolution

1440x3168 px (QHD+)

1216x2640 px (FHD+)

Peak Brightness

4500 nits

1800 nits

Refresh Rate

144 Hz

165 Hz

Aspect Ratio

19.8:9

20:9

Pixel Density

510 ppi

460 ppi

Screen to Body Ratio (calculated)

89.7 %

90.48 %

Screen Protection

Yes

Bezel-less Display

Yes with punch-hole display

HDR 10 / HDR+ Support

Yes

N/A

Screen to Body Ratio (claimed by the brand)

94.49 %

95.4 %

Design

Height

162.98 mm

150.56 mm

Width

76.81 mm

71.82 mm

Thickness

8.19 mm

8.35 mm

Weight

232 grams

194 grams

Build Material

Back: Glass

Back: Glass Fiber

Water Resistance

N/A	Yes IP68 IP66 IP69K IP69

Ruggedness

N/A	Dust proof

Rear Camera

Rear Camera Rating

Best In Class

Excellent

Resolution

200 MP
Primary Camera105x Digital Zoom 3.7x Optical Zoomf/1.8535 mm focal length LYT 901 0.7µm pixel size

50 MP
Primary Cameraf/1.824 mm focal length

200 MP
f/2.67 Telephoto Camera85 mm focal length 1/1.28" sensor size

50 MP
f/2.8 Telephoto Camera85 mm focal length

50 MP
f/2.0 Ultra-Wide Angle Camera14 mm focal length

N/A

Autofocus

Yes

OIS

Yes

Flash

Yes Dual LED Flash

Yes LED Flash

Camera Features

105 x Digital Zoom
3.7 x Optical Zoom

Digital Zoom
Optical Zoom

Video Recording

8k @30 fps
4k @30/60/120 fps
Full HD @30/60/120 fps

8k @30 fps
4k @30/60/120 fps
Full HD @30/60/120/240 fps
HD @30/240/480 fps

Video Recording Features

N/A	Video HDR Video Pro Mode

Front Camera

Front Camera Rating

Best In Class

Very Good

Resolution

50 MP
f/2.45 Primary Camera

16 MP
f/2.4 Primary Camera23 mm focal length

Flash

Yes Screen flash

Video Recording

N/A	Full HD @30 fps HD @30 fps

Battery

Battery Rating

Excellent

Capacity

6600 mAh

7500 mAh

Battery Type

Li-ion

N/A

Quick Charging

Yes 100W Flash Charging

Yes 100W Super VOOC Charging

Wireless Charging

Yes 40W Wireless Charging

Yes 50W Wireless Charging

Battery Test Results

Battery Life (PC Mark) (The higher, the better) PCMark Battery benchmark measures battery life of a phone with various activities such as web browsing, photo editing, writing, video editing, etc.

15h 10m

N/A

Charging Time (20% to 100%) (The lower, the better)

0h 36m 0s

N/A

Storage

Internal Storage

512 GB

256 GB

Storage Type

UFS 4.1

Network & Connectivity

SIM Slot(s)

Dual SIM

SIM Type

SIM1: Nano SIM2: Nano

Network Support

5G 4G

VoLTE

Yes

SIM 1

5G Bands:

FDD N1 / N2 / N3 / N5 / N7 / N8 / N12 / N18 / N20 / N25 / N26 / N28 / N66
TDD N38 / N40 / N41 / N48 / N77 / N78 / N79 / N80 / N81 / N83 / N84 / N89

N/A

4G Bands:

TD-LTE 3500(band 48) / 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39) / 3500(band 42) / 3700(band 43)
FD-LTE 1700(band 66) / 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26)

N/A

SIM 2

5G Bands:

FDD N1 / N2 / N3 / N5 / N7 / N8 / N12 / N18 / N20 / N25 / N26 / N28 / N66
TDD N38 / N40 / N41 / N48 / N77 / N78 / N79 / N80 / N81 / N83 / N84 / N89

5G Bands:

FDD N1 / N2 / N3 / N5 / N7 / N8 / N18 / N26 / N28 / N66
TDD N38 / N40 / N41 / N48 / N77 / N78

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39) / 3500(band 42) / 3700(band 43) / 3500(band 48)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 12) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) / 1700(band 66)

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39) / 3500(band 42) / 3700(band 43) / 3500(band 48)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 850(band 18) / 850(band 19) / 850(band 26) / 1700(band 66)