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Motorola razr (2019) vs Motorola Moto Z4 vs Samsung Galaxy S21 Ultra

Compare phone and tablet specifications of up to three devices at once.

Comparison mode:

Display

Size:

6.2 inches
6.4 inches
6.8 inches

Resolution:

2142 x 876 pixels, 21:9 ratio, 373 PPI
2340 x 1080 pixels, 19.5:9 ratio, 403 PPI
3200 x 1440 pixels, 20:9 ratio, 516 PPI

Technology:

P-OLED
OLED
Dynamic AMOLED

Refresh rate:

120Hz (adaptable)

Screen-to-body:

70.30 %
84.67 %
89.33 %

Peak brightness:

1500 cd/m2 (nit)

Features:

Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Additional display:

2.7 inches, 800 pixels 600 x, OLED

Hardware

System chip:

Qualcomm Snapdragon 710 SDM710
Qualcomm Snapdragon 675
Qualcomm Snapdragon 888

Processor:

Octa-core, 2200 MHz, Kryo 360, 64-bit, 10 nm
Octa-core, 2000 MHz, Kryo 460, 64-bit, 11 nm
Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm

GPU:

Adreno 616
Adreno 612
Adreno 660

RAM:

6GB LPDDR4
4GB LPDDR4
12GB LPDDR5

Internal storage:

128GB, not expandable
128GB
128GB (UFS 3.1), not expandable

Storage expansion:

microSDXC up to 512 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (10, 9.0 Pie)
Android (10, 9.0 Pie)
Android (12, 11), Samsung One UI

Battery

Capacity:

2510 mAh
3600 mAh
5000 mAh

Type:

Not user replaceable
Li - Ion, Not user replaceable
Li - Polymer, Not user replaceable

Charging:

Motorola TurboPower
Motorola TurboPower
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging

Max charge speed:

Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Single camera
Single camera
Quad camera

Main camera:

16 MP (Laser and PDAF)
48 MP (OIS, Laser and PDAF)
108 MP (OIS, Laser and PDAF)

Specifications:

Aperture size: F1.7; Pixel size: 1.22 μm
Aperture size: F1.7; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.8; Focal length: 24 mm; Sensor size: 1/1.33"; Pixel size: 0.8 μm

Second camera:

10 MP (Telephoto, OIS, PDAF)

Specifications:

Optical zoom: 3.0x; Aperture size: F2.4; Focal Length: 70 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm

Third camera:

12 MP (Ultra-wide, PDAF)

Specifications:

Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Fourth camera:

10 MP (Periscope, OIS, PDAF)

Specifications:

Optical zoom: 10.0x; Aperture size: F4.9; Focal Length: 240 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm

Video recording:

3840x2160 (4K UHD), 1920x1080 (Full HD)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps)
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)

Features:

Time-lapse video, Video calling, Video sharing
OIS, HDR, Hyperlapse, Video light, EIS

Front:

5 MP
25 MP
40 MP (PDAF, HDR)

Video capture:

1920x1080 (Full HD)
1920x1080 (Full HD)
3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.77 x 2.83 x 0.27 inches (172 x 72 x 6.9 mm)
6.22 x 2.95 x 0.29 inches (158 x 75 x 7.35 mm)
6.50 x 2.98 x 0.35 inches (165.1 x 75.6 x 8.9 mm)

Folded:

(94 x 72 x 14 mm)

Weight:

7.23 oz (205.0 g)
5.82 oz (165.0 g)
8.04 oz (229.0 g)

Materials:

Back: Glass (Corning Gorilla Glass 5); Frame: Aluminum
Back: Glass (Corning Gorilla Glass Victus); Frame: Aluminum

Resistance:

Splash
Splash
Water, Dust; IP68

Biometrics:

Fingerprint (touch)
In-screen fingerprint
2D Face unlock, Ultrasonic in-screen fingerprint

Keys:

Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Noir black, Blush gold
Gray, White
Phantom black, Silver

Cellular

5G:

n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave

LTE (FDD):

Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 13(700 c), 20(800 DD), 28(700 APT), 66(AWS-3)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 66(AWS-3), 71(600)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 66(AWS-3), 71(600)

LTE (TDD):

Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)

UMTS:

Bands 1(2100), 2(1900), 5(850), 8(900)
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE-A Cat 15/13 (800/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSPA, HSUPA
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

SIM type:

eSIM
Nano SIM
Nano SIM

HD Voice:

Yes

Multimedia

Headphones:

No 3.5mm jack
3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Multiple speakers

Features:

Album art cover, Background playback
32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM
FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation
for Noise cancellation
for Noise cancellation, Video recording

Connectivity & Features

Bluetooth:

5.0
5.0
5.1

Wi-Fi:

802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax (Wi-Fi 6), dual-band; MIMO, Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 3.0
Type-C (reversible), USB 3.1
Type-C (reversible), USB 3.2

Features:

Charging, Headphones port
Charging, OTG, Video out, Mass storage device
Charging, Headphones port, OTG, Video out

Location:

GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope, Compass
Accelerometer, Compass, Hall (for flip covers)
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer

Other:

NFC
NFC, VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+

Hearing aid compatible:

M3, T3

Regulatory Approval

FCC approval:

Date approved:

Nov 13, 2019
Dec 22, 2020

FCC ID value:

IHDT56XM1
A3LSMG998U

Measured SAR:

Head:

0.78 W/kg
0.77 W/kg

Body:

0.99 W/kg
1.02 W/kg

Simultaneous Transmission:

1.59 W/kg
1.59 W/kg

Wireless Router:

1.04 W/kg
1.16 W/kg

Phablet:

3.20 W/kg
3.15 W/kg

Buyers information

Price:

$ 1500
$ 500
$ 1200

In The Box:

razr earbuds, accessories case, TurboPower charger, USB-C cable, headset adapter cable, guides
TurboPower charger, USB-C cable, guides
C to C Data Cable, Ejection Pin

Availability

Officially announced:

Nov 13, 2019
May 30, 2019
Jan 14, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless