Samsung Galaxy Fold vs Samsung Galaxy S21 Ultra 5G

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800, 1900 & TD-SCDMA
3G network

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

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

LTE

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71
5G network

-

5G band SA/NSA/Sub6/mmWave
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE, Cat20

LTE-A (CA), 2000 Mbps download, 200 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass, aluminium alloy

Glass front (Gorilla Glass Victus), glass back (Gorilla Glass), aluminum frame
SIM

Nano-SIM

Single SIM (Nano-SIM and/or eSIM) or Dual SIM (Nano-SIM and/or eSIM, dual stand-by)
Height

142.2 mm

165.1 mm
Width

69.9 mm

75.6 mm
Thickness

7.9 mm

8.9 mm
Weight

150 g

227 (Sub6) / 229 (mmWave) g
Payment

Samsung Pay

Samsung Pay (Visa, MasterCard certified)
Waterproof

-

IP68 (1.5m and 30 mins)
Dust proof

-

IP68
Colors

Black, Blue, Green, Silver

Black, Brown, Silver, Navy, Titanium

Display
Display type

Dynamic AMOLED capacitive touchscreen

Dynamic AMOLED 2X
Physical size

7.3 inches

6.8 inches
Resolution

1536 x 2152 pixels

1440 x 3200 pixels
Pixel density

414 ppi

515 ppi
Display colors

16777216

16777216
Protection

Scratch resistant

Scratch resistant, Corning Gorilla Glass Victus
Multitouch

Yes

-
Display features

-

120Hz, HDR10+, 1500 nits (peak), Infinity-O display, Always-On display
Secondary screen physical size

4.6 inches

-
Secondary display

HD+ Super AMOLED capacitive touchscreen

-
DxOMark display score

-

91

Main camera
Camera type

Triple

Quad
Main camera

12 MP, f/1.5-2.4 , 26 mm, 1/2.55" , 1.4 µm, 2x optical zoom

108 MP, f/1.8 , 26 mm, 1/1.33" , 0.8 µm, (wide)
12 MP, f/2.4 , 52 mm, 1/3.6" , 1.0 µm

10 MP, f/4.9 , 1/3.24" , 1.22 µm, (periscope telephoto) , 10x optical zoom
16 MP, f/2.2 , 12 mm

10 MP, f/2.4 , 70 mm, (telephoto) , 1/3.24" , 1.22 µm, 3x optical zoom
(ultrawide) , 12 MP, f/2.2 , 13 mm, 1/2.55" , 1.4 µm
Primary camera resolution

4032 x 3024 pixels

12000 x 9000 pixels
Primary camera video

2160p@30/60fps

8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS
Primary camera flash

LED flash

LED flash
Camera features

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

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

10 MP, f/2.2
DxOMark photo

-

128
DxOMark zoom

-

76
DxOMark video

-

98
DxOMark camera score

-

121

Selfie camera
Selfie camera type

Dual

-
Selfie camera

10 MP, f/2.2

40 MP, f/2.2 , (wide) , 80˚ , 26 mm, 1/2.8" , 0.7 µm
8 MP, f/1.9
Selfie camera resolution

4320 x 2432 pixels

7968 x 5480 pixels
Selfie camera features

-

Autofocus, HDR, phase detection autofocus
Selfie camera video

2160p@30fps

4K@30/60fps, 1080p@30fps
DxOMark photo

-

105
DxOMark video

-

93
DxOMark camera score

-

100

Connectivity
WLAN

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

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax, 6E
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 1.0 reversible connector

Type-C 3.2
USB On-The-Go

-

Yes
Bluetooth

v5.0

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

-
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
Beidou

Yes

-
BDS

-

Yes