Xiaomi Mi Mix Alpha vs vivo X300 Ultra

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Comparing the Xiaomi Mi Mix Alpha vs vivo X300 Ultra across performance, display, camera, battery and storage to help determine the better smartphone.

Here is the summary of the results:

Performance: vivo X300 Ultra runs at a higher processing speed of 4.61 GHz, while Xiaomi Mi Mix Alpha runs at 2.96 GHz, making vivo X300 Ultra the better performer.


Display: Xiaomi Mi Mix Alpha offers a screen size of 7.9 inches, while vivo X300 Ultra offers 6.82 inches, making Xiaomi Mi Mix Alpha the larger display of the two. vivo X300 Ultra features a AMOLED display compared to Xiaomi Mi Mix Alpha'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 Xiaomi Mi Mix Alpha offers 108 MP, making vivo X300 Ultra better for rear camera photography.


Battery: vivo X300 Ultra offers a higher battery capacity with 6600 mAh, while Xiaomi Mi Mix Alpha offers 4050 mAh, making vivo X300 Ultra better for longer battery life.


Storage: Both Xiaomi Mi Mix Alpha and vivo X300 Ultra offer the same internal storage of 512 GB.

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Xiaomi Mi Mix Alpha
₹199,990
(Not Released in India)
vivo X300 Ultra
₹159,995
@ Amazon
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Summary

Spec Score

N/A
97%

Release Date

19 Jan, 2020
14 May, 2026

Performance

N/A
Snapdragon 855 Plus
Snapdragon 8 Elite Gen 5
Octa Core (upto 2.96 GHz)
Octa Core (upto 4.61 GHz)
12 GB RAM
16 GB RAM
Snapdragon 855 Plus vs Snapdragon 8 Elite Gen 5

Display

N/A
7.9 inches (20.07 cm)
6.82 inches (17.32 cm)
OLED
AMOLED
2088x2250 px (QHD (2k))
1440x3168 px (QHD+)
N/A
144 Hz Refresh Rate

Rear Camera

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

Front Camera

N/A
N/A
50 MP

Battery

N/A
4050 mAh
6600 mAh
Fast Charging
100W Flash Charging
N/A
Wireless Charging

Storage

512 GB
512 GB
N/A
UFS 4.1

Expert Review

N/A
8.7/10

Pros

  • Device yet to be reviewed
  • Stellar and versatile three-lens camera system
  • Excellent performance
  • Bright and crisp 2K AMOLED display

Cons

  • Device yet to be reviewed
  • Battery life could have been better
  • Very expensive with camera kit
  • No shortcut key

User Ratings

N/A
4.7/5
(71 ratings)

Benchmarks (The higher, the better)

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

Compare Prices

Not Available in any store
₹159,995
@ Amazon

Video

Videos
1 Video
Videos
1 Video

User Feedback

General

Launch Date

N/A
May 06, 2026
(Official)

Operating System

Android v9.0 (Pie)
Android v16

OS Updates

N/A
5 Years

Security Updates

N/A
7 Years

Custom UI

MIUI
Origin OS

Performance

Performance Rating

N/A
Best In Class

Chipset

Qualcomm Snapdragon 855 Plus
View Details
Qualcomm Snapdragon 8 Elite Gen 5 SM8850-AC
View Details

Processor

Octa core

2.96 GHz, Single core, Kryo 485 2.42 GHz, Tri core, Kryo 485 1.8 GHz, Quad core, Kryo 485
Octa core

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

Architecture (The higher, the better)

64 bit
64 bit

Fabrication (The lower, the better)

N/A
3 nm

Graphics (GPU)

Adreno 640
Adreno 840

RAM

12 GB
16 GB

RAM Type

N/A
LPDDR5X Ultra

Performance Test Results

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

N/A
3,977,648

Bootup Time (The lower, the better)

N/A
14.0 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.

N/A
6,450

Battery Drain* (The lower, the better)

N/A
7.0 %

Heating* (The lower, the better)

N/A
21.7 %
* after 30 mins of gaming

Display

Display Rating

N/A
Best In Class

Display Type

OLED (Curved Display)
AMOLED

Screen Size

7.9 inches  (20.07 cm)
6.82 inches  (17.32 cm)

Resolution

2088x2250 px (QHD (2k))
1440x3168 px (QHD+)

Peak Brightness

N/A
4500 nits

Refresh Rate

N/A
144 Hz

Pixel Density

389 ppi
510 ppi

Screen to Body Ratio (calculated)

179.99 %
89.7 %

Aspect Ratio

N/A
19.8:9

Bezel-less Display

Yes
Yes with punch-hole display

Screen Protection

N/A
Yes

HDR 10 / HDR+ Support

N/A
Yes

Screen to Body Ratio (claimed by the brand)

N/A
94.49 %

Design

Height

154.3 mm
162.98 mm

Width

72.3 mm
76.81 mm

Thickness

10.4 mm
8.19 mm

Weight

241 grams
232 grams

Build Material

N/A
Back: Glass

Rear Camera

Rear Camera Rating

N/A
Best In Class

Resolution

108 MP
Primary Cameraf/1.6ISOCELL Plus 0.8µm pixel size
200 MP
Primary Camera105x Digital Zoom 3.7x Optical Zoomf/1.8535 mm focal length LYT 901 0.7µm pixel size
20 MP
f/2.2 Ultra-Wide Angle Camera1µm pixel size
200 MP
f/2.67 Telephoto Camera85 mm focal length 1/1.28" sensor size
12 MP
f/2.0 Telephoto Camera
50 MP
f/2.0 Ultra-Wide Angle Camera14 mm focal length

Autofocus

Yes Phase Detection Autofocus Laser Autofocus
Yes

OIS

Yes
Yes

Flash

Yes LED Flash
Yes Dual LED Flash

Image Resolution

12000 x 9000 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

Video Recording

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

Front Camera

Front Camera Rating

N/A
Best In Class

Resolution

N/A
50 MP
f/2.45 Primary Camera

Flash

N/A
Yes Screen flash

Battery

Battery Rating

N/A
Excellent

Capacity

4050 mAh
6600 mAh

Battery Type

Li-ion
Li-ion

Quick Charging

Yes Fast Charging
Yes 100W Flash Charging

Wireless Charging

N/A
Yes 40W Wireless Charging

Reverse Charging

N/A
Yes

Wireless Reverse Charging

N/A
Yes

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.

N/A
15h 10m

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

N/A
36m

Storage

Internal Storage

512 GB
512 GB

Storage Type

N/A
UFS 4.1

Expandable Storage

No
N/A

Network & Connectivity

SIM Slot(s)

Dual SIM
Dual SIM

SIM Type

SIM1: Nano SIM2: Nano
SIM1: Nano SIM2: Nano

Network Support

5G 4G
5G 4G

VoLTE

Yes
Yes

SIM 1

5G Bands:
TDD N41 / N78 / N79
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
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 850(band 5)
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)
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SIM 2

4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 850(band 5)
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 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)
View More

Wi-Fi

Yes Wi-Fi 5 (802.11 a/b/n/ac) 5GHz MIMO
Yes Wi-Fi 7 (802.11 be/ax) MIMO

Wi-Fi Features

Mobile Hotspot
Wi-Fi Direct Mobile Hotspot

Bluetooth

Yes v5.0
Yes v6.0

GPS

Yes with A-GPS Glonass
Yes with A-GPS Glonass

NFC

N/A
Yes

IR Blaster

N/A
Yes

Multimedia

Audio Jack

USB Type-C
USB Type-C

Sensors

Fingerprint Sensor

Yes
Yes

Fingerprint Sensor Position

On-screen
On-screen

Fingerprint Sensor Type

Optical
Ultrasonic

Other Sensors

Light sensor Proximity sensor Accelerometer Compass Gyroscope
Light sensor Proximity sensor Accelerometer Compass Gyroscope

Compare Prices

Not Available in any store
₹159,995
@ Amazon