Samsung Galaxy S21 Ultra 5G vs vivo X Fold

Samsung Galaxy S21 Ultra 5G

vivo X Fold

Samsung Galaxy S21 Ultra 5G

vivo X Fold

Network
2G network

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

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

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

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

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

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 25, 26, 28, 32, 66
5G network

5G band SA/NSA/Sub6/mmWave

5G band 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 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), 2000 Mbps download, 200 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Availability
Oficially announced

2021-01

2022-04
Status

2021-01

2022-04

Design
Build

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

Aluminium alloy, glass
SIM

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

Nano-SIM
Height

165.1 mm

162 mm
Width

75.6 mm

74.5 mm
Thickness

8.9 mm

14.6 mm
Height unfolded

-

162 mm
Width unfolded

-

144.9 mm
Thickness unfolded

-

6.3 mm
Weight

227 (Sub6) / 229 (mmWave) g

311 g
Payment

Samsung Pay (Visa, MasterCard certified)

-
Waterproof

IP68 (1.5m and 30 mins)

-
Dust proof

IP68

-
Colors

Black, Brown, Silver, Navy, Titanium

Black, Blue

Display
Display type

Dynamic AMOLED 2X

Foldable LTPO AMOLED
Physical size

6.8 inches

8.03 inches
Resolution

1440 x 3200 pixels

1916 x 2160 pixels
Pixel density

515 ppi

360 ppi
Display colors

16777216

16777216
Protection

Scratch resistant, Corning Gorilla Glass Victus

Scratch resistant
Display features

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

120Hz, HDR10+
Cover display

-

AMOLED
Cover display physical size

-

6.53 inches
Cover display resolution

-

1080 x 2520 pixels
DxOMark display score

91

-

Hardware
CPU

Octa-core

Octa-core
CPU

Single-core 2.9 GHz Cortex-X1

Single-core 3.0 GHz Cortex-X2
CPU(second)

Triple-core 2.80 GHz Cortex-A78

Triple-core 2.50 GHz Cortex-A710
CPU(third)

Quad-core 2.2 GHz Cortex-A55

Quad-core 1.8 GHz Cortex-A510
Chipset

Exynos 2100

Qualcomm SM8450 Snapdragon 8 Gen 1
GPU

Mali-G78 MP14

Adreno 730
Memory RAM

12, 16 GB

12 GB
Internal storage

128, 256, 512 GB

256, 512 GB
Memory card

No

No
Storage

UFS 3.1

UFS 3.1

OS
OS

Android 11, One UI 3.1

Android 12, Origin OS Ocean

Main camera
Camera type

Quad

Quad
Main camera

(wide) , 108 MP, f/1.8 , 26 mm, 1/1.33" , 0.8 µm

(wide) , 50 MP, f/1.8 , 1/1.57" , 1.0 µm
(periscope telephoto) , 10 MP, f/4.9 , 1/3.24" , 1.22 µm, 10x optical zoom

(periscope telephoto) , 8 MP, f/3.4 , 5x optical zoom , 125 mm
(telephoto) , 10 MP, f/2.4 , 70 mm, 1/3.24" , 1.22 µm, 3x optical zoom

(telephoto) , 12 MP, f/2.0 , 47 mm, 2x optical zoom
(ultrawide) , 12 MP, f/2.2 , 13 mm, 1/2.55" , 1.4 µm

(ultrawide) , 48 MP, f/2.2 , 14 mm, 114˚
Primary camera resolution

12000 x 9000 pixels

8192 x 6144 pixels
Primary camera video

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

8K@30fps, 4K@30/60fps, 1080p@30/60fps, gyro-EIS
Primary camera optics

-

Zeiss optics
Primary camera flash

LED flash

dual-LED flash
Camera features

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

Autofocus, continuous autofocus, continuous shooting, 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, laser autofocus
DxOMark photo

128

-
DxOMark zoom

76

-
DxOMark video

98

-
DxOMark camera score

121

-

Selfie camera
Selfie camera type

-

Single
Selfie camera

(wide) , 40 MP, f/2.2 , 80˚ , 26 mm, 1/2.8" , 0.7 µm

(wide) , 16 MP, f/2.5
Selfie camera resolution

7968 x 5480 pixels

4608 x 3456 pixels
Selfie camera features

Autofocus, HDR, phase detection autofocus

Digital image stabilization, face detection, face unlock, HDR
Selfie camera video

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

1080p@30fps
DxOMark photo

105

-
DxOMark video

93

-
DxOMark camera score

100

-

Sound
3.5mm jack

No

No
Loudspeaker

Yes, with stereo speakers

Yes, with stereo speakers
Earpiece

Yes

Yes

Connectivity
WLAN

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

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 3.2

Type-C 3.1
USB On-The-Go

Yes

Yes
Bluetooth

v5.2

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

-

aptX HD
Infrared

-

Yes
NFC

Yes

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

-

Yes
NavIC

-

Yes

Features
Sensors

Accelerometer, barometer, compass, fingerprint, gyroscope, proximity

Accelerometer, barometer, compass, fingerprint, gyroscope, proximity