Compare Mobile Phones Side-by-Side

Samsung Galaxy S25 Ultra vs Xiaomi Mi Mix Alpha

Samsung Galaxy S25 Ultra

87% SPEC SCORE

Xiaomi Mi Mix Alpha

77% SPEC SCORE

OnePlus Open 2

86% SPEC SCORE

Samsung Galaxy S26 Ultra

86% SPEC SCORE

OVERVIEW

Display

Screen Size: 6.9 inches

(1440 X 3120 pixels)

120 Refresh rate

Screen Size: 7.92 inches

(2088 X 2250 pixels)

60 Refresh rate

Camera

200+10+50+50 MP (Quad Camera)

12 MP Selfie

8K Video

108+12+20 MP (Triple Camera)

MP Selfie

6K Video

Hardware

Qualcomm Snapdragon 8 Elite

Qualcomm SM8150 Snapdragon 855+ (7 nm)

Android 15

One UI 7

Android 10

MIUI 11

Battery

Li-Po

5000 mAh

Li-Po

4050 mAh

Storage

12GB RAM, 256GB

12GB RAM, 512GB

NETWORK

Technology

GSM / CDMA / HSPA / LTE / 5G

LAUNCH DATE

Announced Date

2025, January 22

Released Date

2025, February 03

2019, September

Status

Available

DISPLAY

Type

Dynamic LTPO AMOLED 2X, HDR10+, 2600 nits

Flexible Super AMOLED

Refresh Rate

120 Hz

60 Hz

Size

Screen Size: 6.9

Surface Area: 116.9 cm²

Screen To Body Ratio: 92.5%

Screen Size: 7.92

Surface Area: 201.8 cm²

Screen To Body Ratio: 180.8%

Resolution

1440 x 3120 pixels, 19.5:9 ratio

2088 x 2250 pixels

Pixel Density

498 ppi

388 ppi

Protection

Front Protection: Corning Gorilla Armor 2

Always on Display

Yes

BODY

Dimensions

Height: 162.8 mm (6.41 inch)

Width: 77.6 mm (3.06 inch)

Depth: 8.2 mm (0.32 inch)

Height: 154.4 mm (6.08 inch)

Width: 72.3 mm (2.85 inch)

Depth: 10.4 mm (0.41 inch)

Weight

213g (7.69 oz)

241g (8.5 oz)

Build

Glass front (Corning Gorilla Armor 2), glass back (Corning Gorilla Armor 2), titanium frame (grade 5)

Glass front, ceramic/glass back, titanium alloy frame (TC4)

SIM

Nano-SIM + Nano-SIM + eSIM + eSIM (max 2 at a time)

Dual SIM (Nano-SIM, dual stand-by)

Resistance

IP68 dust/water resistant

MAIN CAMERA

Rear Camera

Quad Camera:

➤ 200 MP, f/1.7, 24mm (wide), 0.6µm, 1/1.3, multi-directional PDAF, OIS
➤ 10 MP, f/2.4, 67mm (telephoto), 1.12µm, 1/3.52, PDAF, OIS, 3x optical zoom
➤ 50 MP, f/3.4, 111mm (periscope telephoto), 0.7µm, 1/2.52", PDAF, OIS, 5x optical zoom
➤ 50 MP, f/1.9, 120˚ (ultrawide), dual pixel PDAF, Super Steady video, 0.7µm

Triple Camera:

➤ 108 MP, f/1.7, (wide), 1/1.33", 0.8µm, PDAF
➤ 12 MP, f/2.0, 54mm (telephoto), 1/2.55", 1.4µm, dual pixel PDAF, 2x optical zoom
➤ 20 MP, f/2.2, 13mm (ultrawide), 1/2.8", 1.0µm

Features

Laser AF, Best Face, LED flash, auto-HDR, panorama

Laser AF, Dual-LED flash, HDR, panorama

Video

8K@24/30fps, 4K@30/60/120fps, 1080p@30/60/240fps

6K@30fps, 4K@30/60fps, 1080p@30/120/240fps, 1080p@960fps

SELFIE CAMERA

Single

12 MP, f/2.2, 26mm (wide), 1.12µm, 1/3.2", dual pixel PDAF

null MP, No - uses main camera

Features

HDR, HDR10+

Dual-LED flash, HDR, panorama

Video

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

6K@30fps, 4K@30/60fps, 1080p@30/120/240fps, 1080p@960fps

SOFTWARE & HARDWARE

Current Version: Android 15

Custom UI: One UI 7

Current Version: Android 10

Custom UI: MIUI 11

Chipset

Processor: Qualcomm Snapdragon 8 Elite

Processor: Qualcomm SM8150 Snapdragon 855+ (7 nm)

CPU

Octa Core 2x4.47 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M

Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)

GPU

Adreno 830 GPU

Adreno 640 (700 MHz)

BATTERY

Type

Li-Po

Capacity

5000 mAh

4050 mAh

Removable

Charging

45W Fast ChargingwiredPD3.065% in 30 min

25W wireless

4.5W reverse wireless

40W wired

STORAGE

Internal Memory

256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM, 1TB 16GB RAM

512GB 12GB RAM

Card slot

Storage Type

UFS 4.0

UFS 3.0

CONNECTIVITY

WLAN

Wi-Fi 802.11 a/b/g/n/ac/6e/7, Wi-Fi Direct, tri-band

Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA

Bluetooth

v5.4, LE, A2DP

5.0, LE, A2DP, APTX

Positioning

GPS, GLONASS, BDS, GALILEO, QZSS

GPS (L1+L5), GLONASS (L1), BDS (B1), GALILEO (E1+E5a)

NFC

Yes

Radio

USB

USB-C v3.2, OTG

USB Type-C

Infrared port

SOUND

Loudspeaker

Yes, stereo speakers

Yes

Sound jack

SENSORS

Features

Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer

Fingerprint (under display, optical), accelerometer, gyro, compass, barometer

Other

Samsung DeX, Samsung Wireless DeX (desktop experience support), Ultra Wideband (UWB) support, Circle to Search

Virtual proximity sensing

MISCELLANEOUS

Colors

Titanium Silver Blue, Titanium Black, Titanium White Silver, Titanium Gray, Titanium Jade Green, Titanium Jet Black, Titanium Pink Gold

Black

SAR

1.26 0.64

SAR EU

1.25 1.42

Which Mobile Phone is Better: Samsung Galaxy S25 Ultra or Xiaomi Mi Mix Alpha ?

Have a look at the benefits of this Samsung Galaxy S25 Ultra and Xiaomi Mi Mix Alpha given by our tech specs.

Pros of Samsung Galaxy S25 Ultra

Supports 19% higher battery capacity (5000mAh vs 4050mAh), offering longer usage without frequent recharging.
This Device camera captures 200MP sharper and more vibrant photos, ideal for photography enthusiasts.
Offers 25% more RAM (16GB vs 12GB), providing smoother multitasking and better performance.
Samsung Galaxy S25 Ultra offers significantly more storage, perfect for users needing ample space for their media collections.