OnePlus 15 vs vivo X300 Ultra

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

Here is the summary of the results:

Performance: OnePlus 15 scores higher on the Geekbench Multi-Core test with 10,575, while vivo X300 Ultra scores 10,510, making OnePlus 15 the better performer.

Display: vivo X300 Ultra offers a screen size of 6.82 inches, while OnePlus 15 offers 6.78 inches, making vivo X300 Ultra the larger display of the two. vivo X300 Ultra features a AMOLED display compared to OnePlus 15's LTPO AMOLED, 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 15 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 15 offers 32 MP, making vivo X300 Ultra better for front camera photography.

Battery: OnePlus 15 delivers longer battery life with 17h 06m, while vivo X300 Ultra delivers 15h 10m, making OnePlus 15 the better pick for all day usage.

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

Expert Review: vivo X300 Ultra receives a higher expert rating of 8.7 from the editorial team, while OnePlus 15 is rated 8.4.

User Rating: OnePlus 15 receives a higher user rating of 4.6, while vivo X300 Ultra has a rating of 4.5.

OnePlus 15

₹84,999

@ Amazon

vivo X300 Ultra

₹159,999

(Out of Stock)

Summary

Spec Score

96%

97%

98%

Release Date

13 Nov, 2025

14 May, 2026

29 Oct, 2026

Performance


Snapdragon 8 Elite Gen 5	Snapdragon 8 Elite Gen 5	MediaTek Dimensity 9600 Pro
Octa Core (upto 4.608 GHz)	Octa Core (upto 4.61 GHz)	Octa Core (upto 4.55 GHz)
12 GB RAM	16 GB RAM	12 GB RAM

Display


6.78 inches (17.22 cm)	6.82 inches (17.32 cm)	6.78 inches (17.22 cm)
LTPO AMOLED	AMOLED	AMOLED
1272x2772 px (FHD+)	1440x3168 px (QHD+)	1272x2772 px (FHD+)
165 Hz Refresh Rate	144 Hz Refresh Rate	144 Hz Refresh Rate

Rear Camera


50 MP Wide Angle Primary Camera	200 MP Primary Camera (upto 3.7x Optical Zoom)	200 MP Wide Angle Primary Camera (upto 3x Optical Zoom)
50 MP Ultra-Wide Angle Camera	50 MP Ultra-Wide Angle Camera	200 MP Ultra-Wide Angle Camera
50 MP Periscope Camera (upto 3.5x Optical Zoom)	200 MP Telephoto Camera	200 MP Telephoto Camera
N/A	N/A	3.2 MP Camera

Front Camera


32 MP Wide Angle Lens	50 MP	50 MP Wide Angle Lens

Battery


7300 mAh	6600 mAh	8000 mAh
120W Super VOOC Charging	100W Flash Charging	80W Super Charging
Wireless Charging	Wireless Charging	Wireless Charging

Storage

256 GB	512 GB	512 GB
UFS 4.1	UFS 4.1	UFS 4.1

Expert Review

8.4/10

Read Expert Review

8.7/10

Read Expert Review

8.8/10

Pros

Stellar performance, especially while gaming
Improved design and durability
Excellent battery life and fast charging
OxygenOS 16 is polished and smooth

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

Excellent 200MP cameras and an optional Hasselblad teleconverter
Stellar two-day battery life
Flat, bright 6.78-inch display with IP68 and IP69 ratings
Smooth and optimised ColorOS 17

Cons

165Hz only while gaming, downgraded resolution
Camera performance is not the best in class
DetailMax Engine is still in its infancy

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

Rs 1,99,999 is a lot of money
Charges slower than the Find X9 Ultra
Five years of OS updates, against seven from Google and Samsung

User Ratings

4.6/5

(1,078 ratings)

4.5/5

(105 ratings)

N/A

Benchmarks (The higher, the better)

3,615,565 AnTuTu Score	3,977,648 AnTuTu Score	4,214,275 AnTuTu Score
17h 06m Battery Life (PC Mark)	15h 10m Battery Life (PC Mark)	20h 43m Battery Life (PC Mark)

Compare Prices

₹84,999 @ Amazon	Not Available in any store	₹199,999 @ Amazon
₹85,999 @ Croma		Not Available in any other store

Video

5 More Videos

1 Video

There are no videos available for the device.

User Feedback

General

Launch Date

Nov 13, 2025

(Official)

May 06, 2026

(Official)

Oct 22, 2026

(Official)

Operating System

Android v16

Android v17

OS Updates

4 Year

5 Years

5 Year

Security Updates

6 Year

7 Years

6 Year

Custom UI

Oxygen OS

Origin OS

ColorOS

Performance

Performance Rating

Excellent

Chipset

Qualcomm Snapdragon 8 Elite Gen 5 SM8850-AC

View Details

Qualcomm Snapdragon 8 Elite Gen 5 SM8850-AC

View Details

MediaTek Dimensity 9600 Pro MT6995

View Details

Processor

Octa core

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

Octa core

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

Octa core

4.55 GHz, Dual core, C2-Ultra 4.35 GHz, Tri core, C2-Pro 3.1 GHz, Tri core, C2-Pro

Architecture (The higher, the better)

64 bit

Fabrication (The lower, the better)

3 nm

2 nm

Graphics (GPU)

Adreno 840

Mali-G2 Ultra NX MP16

RAM

12 GB / 16 GB

16 GB

12 GB

RAM Type

LPDDR5X Ultra

LPDDR5X

Cooling Technology

Vapor Chamber

Vapor Chamber Cooling

Performance Test Results

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

3,615,565

3,977,648

4,214,275

Bootup Time (The lower, the better)

14.0 s

17.0 s

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.

7,206

6,450

6,740

Battery Drain* (The lower, the better)

6.0 %

7.0 %

N/A

Heating* (The lower, the better)

8.4 %

21.7 %

N/A

* after 30 mins of gaming

Display

Display Rating

Excellent

Best In Class

Excellent

Display Type

LTPO AMOLED

AMOLED

Screen Size

6.78 inches (17.22 cm)

6.82 inches (17.32 cm)

6.78 inches (17.22 cm)

Resolution

1272x2772 px (FHD+)

1440x3168 px (QHD+)

1272x2772 px (FHD+)

Peak Brightness

3600 nits

4500 nits

3600 nits

HBM Brightness

1800 nits

N/A

2000 nits

Refresh Rate

165 Hz

144 Hz

Touch Sampling Rate

3200 Hz

N/A

288 Hz

Aspect Ratio

20:9

19.8:9

20:9

Pixel Density

450 ppi

510 ppi

450 ppi

Screen to Body Ratio (calculated)

90.95 %

89.7 %

91.13 %

Screen Protection

Corning Gorilla Glass Victus 2

Yes

Bezel-less Display

Yes with punch-hole display

HDR 10 / HDR+ Support

Yes HDR 10+

Yes

Screen to Body Ratio (claimed by the brand)

91.2 %

94.49 %

95.5 %

Design

Height

161.4 mm

162.98 mm

161.3 mm

Width

76.7 mm

76.81 mm

76.6 mm

Thickness

8.1 mm

8.19 mm

8.40 mm

Weight

211 grams

232 grams

233 grams

Build Material

Back: Crystal Shield Glass Glass Fiber

Back: Glass

Back: Polycarbonate

Water Resistance

Yes Water resistant IP68 IP66 IP69K IP69 (up to 30 minutes in a depth of 1.5 meter)

N/A

Yes Water resistant IP68

Ruggedness

Dust proof

N/A

Shock proof

Rear Camera

Rear Camera Rating

Excellent

Best In Class

Resolution

50 MP
Primary Cameraf/1.8 Wide Angle 84° field-of-view24 mm focal length 1/1.56" sensor size IMX906 CMOS image sensor Exmor-RS CMOS Sensor 1µm pixel size

200 MP
Primary Camera105x Digital Zoom 3.7x Optical Zoomf/1.8535 mm focal length 1/1.12" sensor size LYT 901 0.7µm pixel size

200 MP
Primary Camera120x Digital Zoom 3x Optical Zoomf/1.5 Wide Angle 84° field-of-view24 mm focal length 1/1.28" sensor size

50 MP
f/2.0 Ultra-Wide Angle Camera16 mm focal length 1/2.8" sensor size 0.61µm pixel size

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

200 MP
f/2.2 Ultra-Wide Angle Camera13 mm focal length

50 MP
f/2.8 Periscope Camera85 mm focal length 1/2.76" sensor size 0.64µm pixel size

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

200 MP
f/2.1 Telephoto Camera70 mm focal length

N/A

3.2 MP
f/2.419 mm focal length

Autofocus

Yes Continuous Laser Autofocus Laser Autofocus Omni-directional Phase Detection Autofocus

Yes

OIS

Yes

Flash

Yes LED Flash

Yes Dual LED Flash

Yes LED Flash

Image Resolution

8150 x 6150 Pixels

N/A

Settings

Exposure compensation ISO control

N/A

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)

N/A

Camera Features

Digital Zoom
Auto Flash
Face detection
Touch to focus

105 x Digital Zoom
3.7 x Optical Zoom

120 x Digital Zoom
3 x Optical Zoom

Video Recording

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

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 fps
HD @30 fps

Video Recording Features

Dual Video Recording
Slow Motion
Video HDR
Video Pro Mode

N/A

Optical Image stabilization
Slow Motion

Front Camera

Front Camera Rating

Best In Class

Resolution

32 MP
f/2.4 Wide Angle Primary Camera21 mm focal length 1/2.74" sensor size 0.8µm pixel size

50 MP
f/2.45 Primary Camera1/2.76" sensor size

50 MP
f/2.0 Wide Angle Primary Camera18 mm focal length

Autofocus

Yes

Yes Dual AF Phase Detection

Flash

Yes Screen flash

Video Recording

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

N/A

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

Battery

Battery Rating

Excellent

Capacity

7300 mAh

6600 mAh

8000 mAh

Battery Type

Silicon Carbon

Li-ion

N/A

Quick Charging

Yes 120W Super VOOC Charging 50% in 15 minutes

Yes 100W Flash Charging

Yes 80W Super Charging

Wireless Charging

Yes 50W Wireless Charging

Yes 40W Wireless Charging

Yes 50W Wireless Charging

Reverse Charging

Yes 5W Reverse Charging

Yes

Wireless Reverse Charging

Yes 10W Wireless Reverse Charging

Yes

N/A

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.

17h 06m

15h 10m

20h 43m

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

30m

36m

1h 22m 8s

Storage

Internal Storage

256 GB / 512 GB

512 GB

Storage Type

UFS 4.1

Expandable Storage

Network & Connectivity

SIM Slot(s)

Dual SIM

SIM Type

SIM1: Nano SIM2: Nano

SIM1: Nano/eSIM SIM2: Nano/eSIM

Network Support

5G 4G

VoLTE

Yes

SIM 1

5G Bands:

FDD N1 / N2 / N3 / N5 / N7 / N8 / N20 / N26 / N28
TDD N38 / N40 / N41 / N48 / N66 / N77 / N78

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 / N12 / N18 / N20 / N25 / N26 / N28 / N66 / N71 / N75
TDD N38 / N40 / N41 / N39 / N48 / N77 / N78 / N79

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)
FD-LTE 1700(band 66) / 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1700(band 4) / 850(band 5) / 850(band 18) / 850(band 19) / 800(band 20) / 850(band 26)

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)

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) / 1500(band 32) / 600(band 71) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) / 700 (band 12)

SIM 2

5G Bands:

FDD N1 / N2 / N3 / N5 / N7 / N8 / N20 / N26 / N28
TDD N38 / N40 / N41 / N48 / N66 / N77 / N78

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 / N12 / N18 / N20 / N25 / N26 / N28 / N66 / N71 / N75
TDD N38 / N40 / N41 / N48 / N39 / N77 / N78 / N79

4G Bands:

TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39) / 3500(band 42) / 3500(band 48)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1700(band 4) / 850(band 5) / 850(band 18) / 850(band 19) / 800(band 20) / 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) / 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) / 1500(band 32) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 600(Band 71) / 1900(band 25) / 850(band 26) / 1700(band 66) / 700 (band 12)