Fairphone 4 vs OnePlus Ace 2

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800
3G network

HSDPA 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 18, 19, 20, 28, 32, 38, 40, 41, 71

LTE frequency band 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41
5G network

5G band 1, 3, 5, 7, 8, 20, 28, 38, 41, 71, 77, 78 SA/NSA/Sub6

5G band 1, 3, 5, 8, 28, 40, 41, 77, 78 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

-

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
LTE speed

LTE-A (4CA), Cat18, 1200 Mbps download, 150 Mbps upload

LTE-A (CA), 1174 Mbps download, 150 Mbps upload
5G speed

2.3 Gbps download

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Gorilla Glass 5), plastic back, plastic frame

Glass front (Asahi Glass), aluminum frame, glass back (Gorilla Glass 5)
SIM

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

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

162 mm

163.4 mm
Width

75.5 mm

74.3 mm
Thickness

10.5 mm

8.7 mm
Weight

225 g

204 g
Waterproof

IP54

-
Dust proof

IP54

-
MIL-STD-810G

Yes

-
Colors

Gray, Green, Speckled Green

Black, Blue

Hardware
CPU

Octa-core

Octa-core
CPU

Dual-core 2.2 GHz Kryo 570

Single-core 3.19 GHz Cortex-X2
CPU(second)

Hexa-core 1.8 GHz Kryo 570

Triple-core 2.75 GHz Cortex-A710
CPU(third)

Quad-core 1.8 GHz Cortex-A510
Chipset

Qualcomm SM7225 Snapdragon 750G 5G

Qualcomm SM8475 Snapdragon 8+ Gen 1
GPU

Adreno 619

Adreno 730
Memory RAM

6, 8 GB

12, 16 GB
Internal storage

128, 256 GB

256, 512 GB
Memory card

microSD, microSDHC, microSDXC

No
Memory card max

2 TB

-
Storage

-

UFS 3.1

Main camera
Camera type

Triple

Triple
Main camera

(wide) , 48 MP, f/1.6 , 1/2.0" , 0.8 µm, 8x digital zoom

(wide) , 50 MP, f/1.8 , 1/1.56" , 1.0 µm, 10x digital zoom , 24 mm
(ultrawide) , 48 MP, f/2.2 , 120˚ , 1/2.0" , 0.8 µm

(ultrawide) , 8 MP, f/2.2 , 120˚ , 1/4.0" , 1.12 µm, 16 mm
TOF 3D

(macro) , 89˚ , 2 MP, f/2.4 , 1/5" , 1.75 µm
Primary camera resolution

8000 x 6000 pixels

8190 x 6120 pixels
Primary camera video

4K@30fps, 1080p@30/60fps, gyro-EIS

4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS
Primary camera flash

dual-LED dual-tone flash

LED flash
Camera features

Autofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, scene-mode, phase detection autofocus

Autofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus, contrast detection autofocus, laser autofocus

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 25 MP, f/2.2 , 1/2.78" , 0.9 µm

(wide) , 16 MP, f/2.4 , 1/3.09" , 1.0 µm, 26 mm
Selfie camera resolution

-

4608 x 3456 pixels
Selfie camera features

Digital image stabilization, face detection, face unlock, HDR

Face unlock, HDR, face detection, digital image stabilization
Selfie camera video

1080p@30fps, gyro-EIS

1080p@30fps

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 3.0, DisplayPort

Type-C 2.0
Bluetooth

v5.1

v5.3
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

Yes

Yes, eSE, HCE
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

-

Yes

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity

Accelerometer, color spectrum, compass, fingerprint, gyroscope, proximity

Battery
Battery type

Li-Ion

Li-Po
Battery capacity

3905 mAh

5000 mAh
Battery removable

Removable

Non-removable
Fast battery charging

Quick Charge, 20W (50% in 30 min)

SuperVOOC, 100W (100% in 25 min)
Talk time 3G

30 h

-
Talk time 4G

13 h

-
Standby time 4G

200 h

-