Oppo Reno9 vs Xiaomi Mix Fold 3

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800

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

HSDPA 850, 900, 1700(AWS), 2100; CDMA2000 1x

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100; CDMA2000 1xEV-DO
4G network

LTE frequency band 1, 3, 4, 5, 7, 8, 28, 34, 38, 39, 40, 41

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 26, 34, 38, 39, 40, 41, 42
5G network

5G band 1, 5, 8, 28, 41, 77, 78 SA/NSA

5G band 1, 3, 5, 8, 28, 38, 40, 41, 77, 78, 79 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE-A (CA)

LTE-A (CA)
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminium alloy, glass

Glass front (folded), plastic front (unfolded), glass back or aramid fiber back, aluminum frame
SIM

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

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

162.3 mm

161.2 mm
Width

74.2 mm

73.5 mm
Thickness

7.2 mm

10.9 mm
Height unfolded

-

161.2 mm
Width unfolded

-

143.3 mm
Thickness unfolded

-

5.3 mm
Weight

174 g

255/259 g
Colors

Black, Gold, Pink gradient, Red

Black, Gold

Display
Display type

AMOLED

Foldable LTPO OLED+
Physical size

6.7 inches

8.03 inches
Resolution

1080 x 2412 pixels

1916 x 2160 pixels
Pixel density

394 ppi

360 ppi
Display colors

1073741824

1073741824
Protection

Scratch resistant, 3D curved glass screen, Asahi Glass AGC DT-Star2

UTG glass, Corning Gorilla Glass Victus 2
Display features

120Hz, HDR10+, 500 nits (typ), 800 nits (HBM), 950 nits (peak)

120Hz, HDR10+, Dolby Vision, 1300 nits (peak)
Cover display

-

AMOLED
Cover display physical size

-

6.56 inches
Cover display resolution

-

1080 x 2520 pixels
Cover display features

-

120Hz, HDR10+, Dolby Vision, 2600 nits (peak)

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 2.14 GHz Cortex-A78

Single-core 3.36 GHz Cortex-X3
CPU(second)

Triple-core 2.2 GHz Cortex-A78

dual-core 2.8 GHz Cortex-A715
CPU(third)

Quad-core 1.9 GHz Cortex-A55

Dual-core 2.8 GHz Cortex-A710
CPU(fourth)

Triple-core 2.0 GHz Cortex-A510
Chipset

Qualcomm SM7325 Snapdragon 778G 5G

Qualcomm SM8550-AC Snapdragon 8 Gen 2
GPU

Adreno 642L

Adreno 740
Internal storage

256, 512 GB

256, 512, 1024 GB
Memory RAM

8, 12 GB

12, 16 GB
Memory card

No

No
Storage

UFS 3.1, UFS 2.2

UFS 4.0

Main camera
Camera type

Dual

Quad
Main camera

(wide) , 64 MP, f/1.8 , 80˚ , 26 mm, 1/2" , 0.7 µm

(wide) , 50 MP, f/1.8 , 23 mm, 1/1.49" , 1.0 µm
(depth) , 2 MP, f/2.4 , 89˚ , 1/5" , 1.75 µm

(telephoto) , 10 MP, f/2.0 , 75 mm, 3.2x optical zoom
(telephoto) , 10 MP, f/2.9 , 115 mm, 5x optical zoom
(ultrawide) , 12 MP, f/2.2 , 120˚ , 15 mm
Primary camera resolution

9280 x 6920 pixels

8190 x 6120 pixels
Primary camera video

4K@30fps, 1080p@30/60/120fps, gyro-EIS

8K@24fps, 4K@24/30/60fps, 1080p@30/60/120/240/960/1920fps, Dolby Vision HDR
Primary camera flash

LED flash

LED flash
Camera features

Autofocus, continuous autofocus, continuous shooting, digital zoom, digital 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

Autofocus, continuous autofocus, digital zoom, optical zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, face unlock, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus, Dolby Vision, Leica Native Dual Quality, super night 2.0

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 32 MP, f/2.4 , 22 mm, 1/2.74" , 0.8 µm

(wide) , 20 MP, f/2.3 , 23 mm
Selfie camera features

Face unlock, autofocus

Face unlock, HDR, Dolby Vision
Selfie camera video

1080p@30fps, gyro-EIS

1080p@30/60fps

Connectivity
WLAN

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

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

-

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 3.2
USB On-The-Go

Yes

-
Bluetooth

v5.2

v5.3
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

-
Infrared

Yes

Yes
NFC

Yes, eSE, HCE, NFC-SIM

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

Yes
NavIC

-

Yes

Features
Sensors

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

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

Battery
Battery type

Li-Po

Li-Po
Battery capacity

4500 mAh

4800 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

SuperVOOC, 67W (33% in 10 min, 100% in 44 min)

Quick Charge 4, 67W (100% in 40 min)
Reverse charging

Yes

-
Fast wireless charging

-

Yes, 50W (100% in 55 min)