Nothing Phone (2a) vs Xiaomi 15 – Price, Specs & Features

Q: Which phone has better performance, the Nothing Phone (2a) or the Xiaomi 15?

In this comparison, the Xiaomi 15 with the Snapdragon 8 Elite (3 nm) performs better than the Nothing Phone (2a) with the Dimensity 7200 Pro (4 nm), thanks to its more efficient chipset.

Nothing Phone (2a) alternatives

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Nothing Phone (3a) Pro

Xiaomi 15 alternatives

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Samsung Galaxy S25 Ultra

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Nothing Phone (2a)

Dimensity 7200 Pro
4 nm
5000 mAh
45W
6.7"
1084x2412 pixels
50 MP
4K@30fps

Xiaomi 15

Snapdragon 8 Elite
3 nm
5240 mAh
90W
6.36"
1200 x 2670 pixels
50 MP
8K@24/30fps

Xiaomi 15

General

Launch Date

March 05, 2024

March 11, 2025

Availability

Available Now

Android 14

Android 15

Custom UI

Nothing OS 2.5.5

HyperOS 2

OS Updates

3 Years

4 Years

Security Updates

4 Years

6 Years

AI Features

HyperAI, Circle to Search, AI Write, AI translate, AI Erase Pro, AI Summary and more

Body

Dimensions

161.7 x 76.3 x 8.6 mm

152.3 x 71.2 x 8.1 mm

Thickness

8.6 mm

8.1 mm

Weight

190 g

189 g

Build Details

Plastic Frame, Plastic Back. 3 LED lights on the back

Aluminum Alloy Frame

IP Rating

IP54

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

Display

Size

6.7 inches

6.36 inches

Type

AMOLED, HDR10, Always On Display

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

Refresh Rate

120 Hz

Peak Brightness

1300 nits

3200 nits

Resolution

1084x2412 pixels

1200 x 2670 pixels

Pixel Density

395 ppi

460 ppi

Aspect Ratio

20:9

Screen to Body Ratio

87.6 %

90.0 %

Protection

Gorilla Glass 5

Performance

Chipset

Mediatek Dimensity 7200 Pro

Qualcomm Snapdragon 8 Elite

Process Size

4 nm

3 nm

CPU

Octa-core
2x2.8 GHz Cortex-A715
6x 2.0 Cortex-A510

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

GPU

Mali-G610 MC4

Adreno 830

RAM & Storage

8GB 128GB (UFS 2.2)
8GB 256GB (UFS 2.2)
12GB 256GB (UFS 2.2)

12GB 512GB (UFS 4.0)

RAM Type

LPDDR4X

LPDDR5X

Expandable Memory

Camera

Main Camera

50 MP
f/1.9, (wide), 1/1.56", PDAF, OIS

50 MP
f/2.2, 114˚ (ultrawide), 1/2.76", 0.64µm

50 MP
f/1.6, 23mm (wide), 1/1.31", 1.2µm, OmniVision Light Fusion 900, dual pixel PDAF, OIS

50 MP
f/2.0, 60mm (telephoto), 1/2.76", 0.64µm, S5KJN5, PDAF (10cm - ∞), OIS, 2.6x optical zoom

50 MP
f/2.2, 14mm, 115˚ (ultrawide), 1/2.76", 0.64µm, Samsung S5KJN1

OIS

Yes

Features

LED flash, panorama, HDR, Digital Zoom, Auto Flash, Face detection, Touch to focus, Fixed Focus

Laser AF, color spectrum sensor, Leica lens, Dual-LED dual-tone flash, HDR, panorama

Video Recording

4K@30fps
1080p@60/120fps

8K@24/30fps
4K@24/30/60fps
1080p@30/60/120/240/960fps
720p@1920fps

Video Recording Features

gyro-EIS, Slo-motion, Action Mode

Selfie Camera

32 MP
f/2.2, (wide), 1/2.74"

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

Selfie Features

HDR

HDR, panorama

Selfie Video Recording

1080p@60fps

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
TDD: N38, N40, N41, N66, N77, N78

19 Bands

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

SIM 2 5G Bands

13 Bands

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

19 Bands

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

VoLTE

Yes

Wi-Fi

Wi-Fi 6

Wi-Fi 7

Wi-Fi Details

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

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

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot

USB

USB Type-C 2.0, OTG

USB Type-C 3.2 Gen2, Display Port, OTG

Bluetooth

5.3

5.4

NFC

Yes

GPS

Yes with A-GPS, Glonass

Infrared

Yes

UWB (Ultra Wideband)

Battery

Capacity

5000 mAh

5240 mAh

Type

Li-ion

Si/C Li-Ion

Removable

Wired charging

45W

90W

Charging Speed

50% in 23 min

Wireless Charging

50W

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

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

Colors and Pricing

Colors

Black, White, Blue, Special Edition

Black, White and Green

Price in India

₹23999

₹64999

FAQs

Which phone has better performance?

In this comparison, the Xiaomi 15 with the Qualcomm Snapdragon 8 Elite (3nm) performs better than the Nothing Phone (2a) with the Mediatek Dimensity 7200 Pro (4nm), thanks to its more efficient chipset.

Which phone offers longer software support?

The Xiaomi 15 offers 4 years of OS updates, while the Nothing Phone (2a) provides 3 years. When it comes to security updates, Xiaomi 15 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. Xiaomi 15 also has a brighter display with 3200 nits, improving outdoor visibility. Notably, Xiaomi 15 has a higher resolution display, resulting in sharper visuals.

Which phone has a bigger battery and faster charging?

Xiaomi 15 has a larger 5240 mAh battery for longer usage. Xiaomi 15 supports faster wired charging at 90W. Xiaomi 15 supports wireless charging at 50W, while Nothing Phone (2a) lacks this feature.

Which phone has better water and dust resistance?

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