Xiaomi Mi Max 3 vs OPPO K14x 5G

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Comparing the Xiaomi Mi Max 3 vs OPPO K14x 5G across performance, display, camera, battery, storage and user rating to help determine the better smartphone.

Here is the summary of the results:

Performance: OPPO K14x 5G runs at a higher processing speed of 2.4 GHz, while Xiaomi Mi Max 3 runs at 1.8 GHz, making OPPO K14x 5G the better performer.


Display: Xiaomi Mi Max 3 offers a screen size of 6.9 inches, while OPPO K14x 5G offers 6.75 inches, making Xiaomi Mi Max 3 the larger display of the two. Xiaomi Mi Max 3 features a IPS LCD display compared to OPPO K14x 5G's LCD, making Xiaomi Mi Max 3 the better display of the two.


Rear Camera: OPPO K14x 5G offers a higher rear camera resolution with 50 MP, while Xiaomi Mi Max 3 offers 12 MP, making OPPO K14x 5G better for rear camera photography.


Front Camera: Xiaomi Mi Max 3 offers a higher front camera resolution with 8 MP, while OPPO K14x 5G offers 5 MP, making Xiaomi Mi Max 3 better for front camera photography.


Battery: OPPO K14x 5G offers a higher battery capacity with 6500 mAh, while Xiaomi Mi Max 3 offers 5500 mAh, making OPPO K14x 5G better for longer battery life.


Storage: Both Xiaomi Mi Max 3 and OPPO K14x 5G offer the same internal storage of 64 GB.


User Rating: OPPO K14x 5G receives a higher user rating of 4.3, while Xiaomi Mi Max 3 has a rating of 1.

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✕
Xiaomi Mi Max 3
₹17,390
(Not Released in India)
✕
OPPO K14x 5G
₹16,999
(Out of Stock)
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Summary

Spec Score

75%
76%

Release Date

01 Oct, 2019
11 Feb, 2026

Performance

Snapdragon 636
MediaTek Dimensity 6300
Octa Core (upto 1.8 GHz)
Octa Core (upto 2.4 GHz)
4 GB RAM
4 GB RAM

Display

6.9 inches (17.53 cm)
6.75 inches (17.15 cm)
IPS LCD
LCD
1080x2160 px (FHD+)
720x1570 px (HD+)
N/A
120 Hz Refresh Rate

Rear Camera

12 MP
Primary Camera
50 MP
Wide Angle Primary Camera
5 MP
Camera
2 MP
Mono Camera

Front Camera

8 MP
5 MP
Wide Angle Lens

Battery

5500 mAh
6500 mAh
Fast Charging
45W Super VOOC Charging
No Wireless Charging
No Wireless Charging

Storage

64 GB
64 GB
N/A
UFS 2.2

Expert Review

N/A
8.0/10

Pros

  • Device yet to be reviewed
  • Classy, subtle design
  • Battery easily lasts an entire day
  • Smooth everyday performance
  • Good thermal management

Cons

  • Device yet to be reviewed
  • Comes with an HD+ display
  • Android 15
  • Mono speaker

User Ratings

1/5
(1 rating)
4.3/5
(8,684 ratings)

Benchmarks (The higher, the better)

N/A
565,613
AnTuTu Score

Video

Videos
2 More Videos
There are no videos available for the device.

User Feedback

General

Launch Date

N/A
Feb 10, 2026
(Official)

Operating System

Android v8.1 (Oreo)
Android v15

OS Updates

N/A
2 Year

Security Updates

N/A
3 Year

Custom UI

MIUI
ColorOS

Performance

Performance Rating

Good
Good

Chipset

Qualcomm Snapdragon 636
MediaTek Dimensity 6300 MT6835
View Details

Processor

Octa core

1.8 GHz, Quad core, Kryo 260 1.6 GHz, Quad core, Kryo 260
Octa core

2.4 GHz, Dual core, Cortex A76 2 GHz, Hexa Core, Cortex A55

Architecture (The higher, the better)

64 bit
64 bit

Fabrication (The lower, the better)

N/A
6 nm

Graphics (GPU)

Adreno 509
Mali-G57 MC2

RAM

4 GB
4 GB / 6 GB

RAM Type

LPDDR4X
LPDDR4X

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
565,613

Bootup Time (The lower, the better)

N/A
37.0 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
357

Battery Drain* (The lower, the better)

N/A
6.0 %

Heating* (The lower, the better)

N/A
13.1 %
* after 30 mins of gaming

Display

Display Rating

Excellent
Very Good

Display Type

IPS LCD
LCD

Screen Size

6.9 inches  (17.53 cm)
6.75 inches  (17.15 cm)

Resolution

1080x2160 px (FHD+)
720x1570 px (HD+)

Brightness

N/A
700 nits

HBM Brightness

N/A
1125 nits

Refresh Rate

N/A
120 Hz

Touch Sampling Rate

N/A
240 Hz

Aspect Ratio

18:9
N/A

Pixel Density

350 ppi
256 ppi

Screen to Body Ratio (calculated)

79.83 %
85.34 %

Bezel-less Display

Yes
Yes with punch-hole display

Screen to Body Ratio (claimed by the brand)

N/A
90.6 %

Design

Height

176.1 mm
166.6 mm

Width

87.4 mm
78.5 mm

Thickness

7.9 mm
8.6 mm

Weight

221 grams
212 grams

Water Resistance

N/A
Yes Water resistant IP64

Rear Camera

Rear Camera Rating

Good
Good

Resolution

12 MP
Primary Cameraf/1.9IMX363 CMOS image sensor Exmor-RS CMOS Sensor 1.4µm pixel size
50 MP
Primary Camera10x Digital Zoomf/1.8 Wide Angle
5 MP
2 MP
f/2.4 Mono Camera

Autofocus

Yes Phase Detection Autofocus
Yes

Flash

Yes Dual-color LED Flash
N/A

Image Resolution

4000 x 3000 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
10 x Digital Zoom

Video Recording

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

Video Recording Features

N/A
Dual Video Recording

Front Camera

Front Camera Rating

Good
Very Good

Resolution

8 MP
f/2.0 Primary Camera
5 MP
f/2.2 Wide Angle Primary Camera

Flash

Yes Soft light flash
Yes Screen flash

Video Recording

N/A
Full HD @30 fps
HD @30 fps

Battery

Battery Rating

Very Good
Very Good

Capacity

5500 mAh
6500 mAh

Battery Type

Li-ion
N/A

Quick Charging

Yes Fast Charging v3.0
Yes 45W Super VOOC Charging

Reverse Charging

N/A
Yes

Battery Test Results

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

N/A
1h 28m

Storage

Internal Storage

64 GB
64 GB / 128 GB

Storage Type

N/A
UFS 2.2

Expandable Storage

Yes Up to 256 GB
Yes

Network & Connectivity

SIM Slot(s)

Dual SIM
Dual SIM

SIM Type

SIM1: Nano SIM2: Nano (Hybrid)
SIM1: Nano SIM2: Nano

Network Support

5G Not Supported 4G
5G 4G

VoLTE

Yes
Yes

SIM 1

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) / 1700(band 4) / 850(band 5) / 800(band 20)
5G Bands:
FDD N1 / N3 / N5 / N8 / N28B
TDD N38 / N40 / N41 / N48 / N77 / N78
N/A
4G Bands:
TD-LTE 3500(band 48) / 2600(band 38) / 2300(band 40) / 2500(band 41) / 3500(band 42)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) / 850(band 19)
View More

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) / 1700(band 4) / 850(band 5) / 800(band 20)
5G Bands:
FDD N1 / N3 / N5 / N8
TDD N38 / N40 / N41 / N48 / N77 / N78
N/A
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 3500(band 42) / 3500(band 48)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5) / 850(band 19)
View More

Wi-Fi

Yes Wi-Fi 5 (802.11 a/b/g/n/ac) MIMO
Yes Wi-Fi 5 (802.11 a/b/g/n/ac)

Wi-Fi Features

Wi-Fi Direct Mobile Hotspot
Mobile Hotspot

Bluetooth

Yes v5.0
Yes v5.4

GPS

Yes with A-GPS Glonass
Yes with Glonass

NFC

N/A
No

IR Blaster

N/A
No

Multimedia

Audio Jack

3.5 mm
3.5 mm

Sensors

Fingerprint Sensor

Yes
Yes

Fingerprint Sensor Position

Rear
Side

Fingerprint Sensor Type

N/A
Optical

Other Sensors

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