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ZTE Blade Z Max vs Samsung Galaxy S9 vs Samsung Galaxy S21 Ultra

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

Comparison mode:

Display

Size:

6.0 inches
5.8 inches
6.8 inches

Resolution:

1920 x 1080 pixels, 367 PPI
2960 x 1440 pixels, 18.5:9 ratio, 568 PPI
3200 x 1440 pixels, 20:9 ratio, 516 PPI

Technology:

IPS LCD
Super AMOLED
Dynamic AMOLED

Refresh rate:

120Hz (adaptable)

Screen-to-body:

70.63 %
84.36 %
89.33 %

Peak brightness:

1500 cd/m2 (nit)

Features:

Scratch-resistant glass (Dragontrail), Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 435 8940 (28 nm)
Qualcomm Snapdragon 845 SDM845 (10 nm)
Qualcomm Snapdragon 888 SM8350 (5 nm)

Processor:

Octa-core, 1400 MHz, ARM Cortex-A53, 64-bit
Octa-core, 2800 MHz, Kryo 385, 64-bit
Octa-core, 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680, 64-bit

GPU:

Adreno 505
Adreno 630
Adreno 660

RAM:

2GB LPDDR3
4GB LPDDR4
12GB LPDDR5

Internal storage:

32GB, available to use: 21 GB
64GB
128GB (UFS 3.1), not expandable

Storage expansion:

microSDXC up to 128 GB
microSDXC up to 400 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (7.1 Nougat)
Android (10, 9.0 Pie, 8.0 Oreo), Samsung One UI
Android (12, 11), Samsung One UI

Battery

Capacity:

4080 mAh
3000 mAh
5000 mAh

Type:

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

Charging:

Qualcomm Quick Charge 2.0
Qualcomm Quick Charge 2.0, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging
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:

Dual camera
Single camera
Quad camera

Main camera:

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

Specifications:

Aperture size: F1.5/F2.4; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Focal length: 24 mm; Sensor size: 1/1.33"; Pixel size: 0.8 μm

Second camera:

2 MP (Depth information)
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:

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

Features:

Video calling, Video sharing
HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video calling, Video sharing
OIS, HDR, Hyperlapse, Video light, EIS

Front:

8 MP
8 MP (Autofocus, HDR)
40 MP (PDAF, HDR)

Video capture:

2560x1440 (QHD) (30 fps)
3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.54 x 3.33 x 0.33 inches (166.1 x 84.6 x 8.4 mm)
5.81 x 2.70 x 0.33 inches (147.7 x 68.7 x 8.5 mm)
6.50 x 2.98 x 0.35 inches (165.1 x 75.6 x 8.9 mm)

Weight:

6.17 oz (175.0 g)
5.75 oz (163.0 g)
8.04 oz (229.0 g)

Materials:

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

Resistance:

Water, Dust; IP68
Water, Dust; IP68

Biometrics:

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

Features:

Touch sensitive control keys
Notification light

Keys:

Right: Volume control, Lock/Unlock key
Left: Volume control, Other; Right: Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Midnight black, Coral blue, Titanium gray, Lilac purple, Burgundy red, Sunrise gold, Ice blue
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), 4(AWS-1), 5(850), 12(700 a)
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), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 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), 39(1900+), 40(2300), 41(2600+), 46
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)

UMTS:

Bands 5(850), 4(1700/2100), 2(1900)
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 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s
LTE-A Pro Cat 18 (1200/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

SIM type:

Nano SIM
Nano SIM

HD Voice:

Yes

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Multiple speakers
Earpiece, Multiple speakers

Features:

Album art cover, Background playback
32-Bit DAC, aptX-HD
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:

4.2
5.0
5.1

Wi-Fi:

802.11 b, g, n; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; MIMO, 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 2.0
Type-C (reversible), USB 3.1
Type-C (reversible), USB 3.2

Features:

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

Location:

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

Sensors:

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

Other:

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

Hearing aid compatible:

M4, T3
M3, T3

Regulatory Approval

FCC approval:

Date approved:

Jun 30, 2017
Jan 11, 2018
Dec 22, 2020

FCC ID value:

SRQ-Z982
A3LSMG960U
A3LSMG998U

Measured SAR:

Head:

0.26 W/kg
0.35 W/kg
0.77 W/kg

Body:

1.17 W/kg
0.96 W/kg
1.02 W/kg

Simultaneous Transmission:

1.29 W/kg
1.59 W/kg
1.59 W/kg

Wireless Router:

1.17 W/kg
0.95 W/kg
1.16 W/kg

Phablet:

3.15 W/kg

Buyers information

Price:

$ 129
$ 720
$ 1200

In The Box:

C to C Data Cable, Ejection Pin

Availability

Officially announced:

Aug 14, 2017
Feb 25, 2018
Jan 14, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless