Xiaomi

POCO F3

Name: POCO F3
Brand: Xiaomi
Price: 349 USD

Also sold as Redmi K40

Released Mar 27, 2021$349 launch pricePhone

The flagship-killer template of 2021: Snapdragon 870, a 120Hz AMOLED and stereo speakers for $349. Its AnTuTu row still stands in AnTuTu's own device table - a phone people benchmarked for years.

Compare with

vs Infinix NOTE 40X 5G vs Redmi Note 14 (4G) vs TCL 60 5G vs vivo Y37 Pro vs OPPO Reno12 F 4G vs HONOR Play 60 Plus Pick another

Pros

Snapdragon 870 punched far above the price
Bright 120Hz E4 AMOLED
Stereo speakers
Slim for its battery size

Cons

No OIS anywhere
Camera is the corner cut
No jack, no microSD, no charger drama

Below average

Computed from specs & benchmarks via our public methodology.

Performance34.8

Display47.5

Camera31.3

Battery43.3

Features65.3

Full specifications

Everything we track for the POCO F3

Display

Screen size: 6.67 ″
Panel type: AMOLED
Resolution: 2400x1080
Pixel density: 395 ppi
Refresh rate: 120 Hz
Peak brightness: 1,300 nits

Performance

Chipset: Snapdragon 870
AnTuTu 11: 998,482Bottom 25%
AnTuTu 11 (CPU): 383,320Bottom 32%
AnTuTu 11 (GPU): 171,238Bottom 26%
AnTuTu 11 (Memory): 174,022Bottom 28%
AnTuTu 11 (UX): 269,902Bottom 21%
Geekbench 6 (single): 1,050Bottom 39%
Geekbench 6 (multi): 3,000Bottom 41%
RAM (max): 8 GB
Storage options: 128GB / 256GB
Storage type: UFS 3.1

Camera

Main camera: 48 MP
Main aperture: f/1.8
Ultra-wide: 8 MP
Max video: 4K@30fps
Front camera: 20 MP
OIS: No

Battery

Capacity: 4,520 mAh
Wired charging: 33 W

Design

Weight: 196 g
Thickness: 7.8 mm
IP rating: IP53
Frame material: Plastic

Connectivity

5G: Yes
Wi-Fi: Wi-Fi 6
Bluetooth: 5.1
NFC: Yes
USB: USB-C 2.0
eSIM: No

Software

OS at launch: Android 11 (MIUI 12)
OS update pledge: 3 years

Audio

Stereo speakers: Yes
3.5mm jack: No

Quick answers

Is the POCO F3 good in 2026?

The POCO F3 earns an Inno Score of 41.4/100 (“Below average”) based on its specs and benchmark results. The flagship-killer template of 2021: Snapdragon 870, a 120Hz AMOLED and stereo speakers for $349. Its AnTuTu row still stands in AnTuTu's own device table - a phone people benchmarked for years.

What is the POCO F3 AnTuTu score?

The POCO F3 scores 998,482 points in AnTuTu 11 (CPU 383,320, GPU 171,238, Memory 174,022, UX 269,902). In Geekbench 6 it reaches 1,050 single-core and 3,000 multi-core.

What are the key specs of the POCO F3?

Chipset: Snapdragon 870 · Screen size: 6.67 ″ · Capacity: 4,520 mAh · Main camera: 48 MP

What are the closest alternatives to the POCO F3?

Its closest rivals on InnoReviews are Infinix NOTE 40X 5G, Redmi Note 14 (4G), TCL 60 5G — open the comparison pages for a spec-by-spec breakdown.