OnePlus 12 vs Xiaomi 15 Ultra – Price, Specs & Features

Q: Which phone has better performance, the OnePlus 12 or the Xiaomi 15 Ultra?

In this comparison, the Xiaomi 15 Ultra with the Snapdragon 8 Elite (3 nm) performs better than the OnePlus 12 with the Snapdragon 8 Gen 3 (4 nm), thanks to its more efficient chipset.

Q: Which phone offers longer software support, the OnePlus 12 or the Xiaomi 15 Ultra?

They offer the same 4 years of OS update support. When it comes to security updates, Xiaomi 15 Ultra leads with 6 years of support.

OnePlus 12 alternatives

Tap above to see alternatives.

Samsung Galaxy S23+

Apple iPhone 15 Pro Max

Apple iPhone 15 Plus

Oppo Find X8 Pro

Apple iPhone 16

Xiaomi 15 Ultra alternatives

Tap above to see alternatives.

Apple iPhone 15 Plus

Google Pixel 9

Apple iPhone 16 Pro Max

Honor Magic6 Pro

Apple iPhone 15 Pro Max

Your comparison result will be shown here.

OnePlus 12

Snapdragon 8 Gen 3
4 nm
5400 mAh
100W
6.82"
1440x3168 pixels
50 MP
8K@24fps

Xiaomi 15 Ultra

Snapdragon 8 Elite
3 nm
5410 mAh
90W
6.73"
1440 x 3200 pixels
50 MP
8K@30fps

Xiaomi 15 Ultra

General

Launch Date

January 23, 2024

March 11, 2025

Availability

Available Now

Android 14

Android 15

Custom UI

OxygenOS 14

HyperOS 2

OS Updates

4 Years

Security Updates

5 Years

6 Years

AI Features

AI Eraser

HyperAI, AI Write, AI Summary and more

Body

Dimensions

164.3 x 75.8 x 9.2 mm

161.3 x 75.3 x 9.4 mm

Thickness

9.2 mm

9.4 mm

Weight

220 g

226 g

Back Material

Gorilla Glass 5

Build Details

Aluminum Frame

Glass-fiber Back Or Vegan Leather, Aluminum Frame

IP Rating

IP65

IP68 (dust tight and water resistant (immersible up to 1.5m for 30 min))

Display

Size

6.82 inches

6.73 inches

Type

LTPO AMOLED, HDR10, Always-on display

LTPO AMOLED, 68B colors, Dolby Vision, HDR10+, HDR Vivid

Refresh Rate

120 Hz

Peak Brightness

4500 nits

3200 nits

Resolution

1440x3168 pixels

1440 x 3200 pixels

Pixel Density

510 ppi

522 ppi

Aspect Ratio

19.8:9

20:9

Screen to Body Ratio

90.8 %

89.7 %

Protection

Gorilla Glass Victus 2

Performance

Chipset

Qualcomm Snapdragon 8 Gen 3

Qualcomm Snapdragon 8 Elite

Process Size

4 nm

3 nm

CPU

Octa-core
1x3.3 GHz Cortex-X4
3x3.2 GHz Cortex-A720
2x3.0 GHz Cortex-A720
2x2.3 GHz Cortex-A520

Octa-core
2x4.32 GHz Oryon V2 Phoenix L
6x3.53 GHz Oryon V2 Phoenix M

GPU

Adreno 750

Adreno 830

RAM & Storage

12GB 256GB (UFS 4.0)
16GB 512GB (UFS 4.0)

12GB 256GB (UFS 4.1)
16GB 512GB (UFS 4.1)
16GB 1024GB (UFS 4.1)

RAM Type

LPDDR5X

Expandable Memory

Camera

Main Camera

50 MP
f/1.6, 23mm (wide), 1/1.43", 1.12µm, multi-directional PDAF, OIS

64 MP
f/2.6, 70mm (periscope telephoto), 1/2.0", 0.7µm, PDAF, OIS, 3x optical zoom

48 MP
f/2.2, 14mm, 114˚ (ultrawide), 1/2.0", 0.8µm, PDAF

50 MP
f/1.6, 23mm (wide), 1.0"-type, 1.6µm, Sony LYT-900, dual pixel PDAF, OIS

50 MP
f/1.8, 70mm (telephoto), 1/2.51", 0.7µm, Sony IMX858, dual pixel PDAF (10cm - ∞), OIS, 3x optical zoom

200 MP
f/2.6, 100mm (periscope telephoto), 1/1.4", 0.56µm, Samsung S5KHP9, multi-directional PDAF, OIS, 4.3x optical zoom

50 MP
f/2.2, 14mm, 115˚ (ultrawide), 1/2.76", 0.64µm, Samsung S5KJN5, dual pixel PDAF
TOF 3D, (depth)

OIS

Yes

Features

Hasselblad Color Calibration, Dual-LED flash, HDR, panorama, Digital Zoom, Auto Flash, Face detection, Filters, Touch to focus, Fixed Focus

Laser AF, color spectrum sensor, Leica lenses, Dual-LED flash, HDR, panorama, 67mm filter ring holder (optional)

Video Recording

8K@24fps
4K@30/60fps
1080p@30/60/240/480fps

8K@30fps
4K@30/60/120fps
1080p@30/60/120/240/480/960/1920fps

Video Recording Features

Auto HDR, gyro-EIS, Dolby Vision, Dual Video Recording, Slo-motion, Ultra Steady Video, Video HDR, Bokeh portrait video, Video Pro Mode

gyro-EIS, Dolby Vision HDR 10-bit recording (4K@60fps, 1080p)

Selfie Camera

32 MP
f/2.4, 21mm (wide), 1/2.74", 0.8µm

32 MP
f/2.0, 21mm (wide), 1/3.14", 0.7µm, OmniVision OV32B40

Selfie Features

Auto-HDR, panorama

HDR, panorama

Selfie Video Recording

4K@30fps
1080p@30fps

4K@30/60fps
1080p@30/60fps

Connectivity

SIM

Dual SIM, GSM+GSM
SIM1: Nano, SIM2: Nano

Dual SIM
SIM1: Nano, SIM2: Nano

SIM 1 5G Bands

13 Bands

FDD: N1, N3, N5, N7, N8, N20, N28, N66
TDD: N38, N40, N41, N77, N78

21 Bands

FDD: N1, N2, N3, N5, N7, N8, N12, N20, N25, N26, N28
TDD: N38, N40, N41, N48, N66, N71, N75, N77, N78, N79

SIM 2 5G Bands

13 Bands

FDD: N1, N3, N5, N7, N8, N20, N28
TDD: N38, N40, N41, N66, N77, N78

21 Bands

FDD: N1, N2, N3, N5, N7, N8, N12, N20, N25, N26, N28
TDD: N38, N40, N41, N48, N66, N71, N75, N77, N78, N79

VoLTE

Yes

Wi-Fi

Wi-Fi 7

Wi-Fi Details

802.11 a/b/g/n/ac/be/ax 5GHz 6GHz, MIMO

Wi-Fi Features

Mobile Hotspot

USB

USB Type-C 3.2, OTG

USB Type-C 3.2 Gen 2, DisplayPort, OTG

Bluetooth

5.4

6.0

NFC

Yes

GPS

Yes with A-GPS, Glonass

Infrared

Yes

UWB (Ultra Wideband)

Battery

Capacity

5400 mAh

5410 mAh

Type

Li-Polymer

Si/C Li-Ion

Removable

Wired charging

100W

90W

Charging Speed

100% in 26 min

Wireless Charging

50W

80W

Reverse Wireless Charging

10W

Charger in the Box

Yes

Sound

Stereo Speakers

Yes

3.5mm Headphone Jack

FM Radio

Extra Features

Sensors

Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, color spectrum

Under-display ultrasonic fingerprint sensor, accelerometer, gyroscope, proximity, compass, barometer

Others

Two-way satellite communication

Colors and Pricing

Colors

Flowy Emerald, Silky Black, Glacial White

Chrome Silver

Price in India

₹62999

₹109999

FAQs

Which phone has better performance?

In this comparison, the Xiaomi 15 Ultra with the Qualcomm Snapdragon 8 Elite (3nm) performs better than the OnePlus 12 with the Qualcomm Snapdragon 8 Gen 3 (4nm), thanks to its more efficient chipset.

Which phone offers longer software support?

They offer the same OS update support. When it comes to security updates, Xiaomi 15 Ultra leads with 6 years of support.

Which phone has a better display?

Both phones feature AMOLED displays. They have the same 120 Hz refresh rate. OnePlus 12 also has a brighter display with 4500 nits, improving outdoor visibility. These phones have the same resolution.

Which phone has a bigger battery and faster charging?

Xiaomi 15 Ultra has a larger 5410 mAh battery for longer usage. OnePlus 12 supports faster wired charging at 100W. Xiaomi 15 Ultra also offers faster wireless charging at 80W.

Which phone has better water and dust resistance?

Xiaomi 15 Ultra offers better water and dust resistance with an IP68 rating.