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AT&T Z998 vs Xiaomi Mi 11 Ultra vs OnePlus 9 Pro

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

Comparison mode:

Display

Size:

4.5 inches
6.8 inches
6.7 inches

Resolution:

960 x 540 pixels, 245 PPI
3200 x 1440 pixels, 20:9 ratio, 515 PPI
3216 x 1440 pixels, 20.1:9 ratio, 526 PPI

Technology:

TFT
AMOLED
AMOLED

Refresh rate:

120Hz
120Hz

Screen-to-body:

64.00 %
91.24 %
89.79 %

Peak brightness:

1700 cd/m2 (nit)

Touchscreen:

Capacitive, Multi-touch

Features:

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

Additional display:

1.1 inches, 294 pixels 124 x, AMOLED, Touch screen: Yes, Capacitive

Hardware

System chip:

Qualcomm Snapdragon S4 Plus MSM8930
Qualcomm Snapdragon 888 SM8350
Qualcomm Snapdragon 888

Processor:

Dual-core, 1200 MHz, Krait
Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm
Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm

GPU:

Adreno 305
Adreno 660
Adreno 660

RAM:

1GB LPDDR2
8GB LPDDR5
8GB LPDDR5

Internal storage:

4GB
256GB (UFS 3.1), not expandable
128GB (UFS 3.1), not expandable

Storage expansion:

microSDHC up to 32 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (4.1)
Android (11), MIUI 12 UI
Android (11), OxygenOS UI

Battery

Capacity:

2070 mAh
5000 mAh
4500 mAh

Type:

User replaceable
Li - Polymer, Not user replaceable
Not user replaceable

Charging:

Fast charging, Qi wireless charging, Reverse wireless charging
OnePlus Warp Charge, Qi wireless charging

Max charge speed:

Wired: 67.0W; Wireless: 67.0W
Wired: 65.0W; Wireless: 50.0W

Camera

Rear:

Single camera
Triple camera
Quad camera

Main camera:

5 MP
50 MP (OIS, Laser autofocus)
48 MP (OIS, PDAF)

Specifications:

Aperture size: F1.9; Focal length: 24 mm; Sensor size: 1/1.12″; Pixel size: 1.4 μm
Aperture size: F1.8; Focal length: 23 mm; Sensor size: 1/1.4"; Pixel size: 1.12 μm

Second camera:

48 MP (Telephoto, Autofocus)
8 MP (Telephoto, OIS, Autofocus)

Specifications:

Optical zoom: 5.0x; Aperture size: F4.1; Focal Length: 120 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Optical zoom: 3.3x; Aperture size: F2.4; Focal Length: 77 mm; Pixel size: 1.0 μm

Third camera:

48 MP (Ultra-wide, PDAF)
50 MP (Ultra-wide)

Specifications:

Aperture size: F2.2; Focal Length: 12 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F2.2; Focal Length: 14 mm; Sensor size: 1/1.56"

Fourth camera:

2 MP (Black and White)

Video recording:

1280x720 (HD)
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (1920 fps), 1280x720 (HD) (1920 fps)
7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (120 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (480 fps)

Features:

OIS, HDR, Continuous autofocus, EIS

Front:

Yes
20 MP
16 MP (EIS)

Video capture:

1920x1080 (Full HD)

Design

Dimensions:

5.2 x 2.6 x 0.4 inches (132 x 66 x 10 mm)
6.47 x 2.94 x 0.33 inches (164.3 x 74.6 x 8.38 mm)
6.43 x 2.90 x 0.34 inches (163.2 x 73.6 x 8.7 mm)

Weight:

4.8 oz (136.0 g)
8.25 oz (234.0 g)
6.95 oz (197.0 g)

Materials:

Back: Ceramic
Back: Glass (Corning Gorilla Glass)

Resistance:

Water, Dust; IP68
Water, Dust; IP68

Biometrics:

2D Face unlock, In-screen fingerprint
2D Face unlock, In-screen fingerprint

Keys:

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

Colors:

Black
Ceramic White, Ceramic Black
Morning Mist, Forest Green, Stellar Black

Cellular

5G:

n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n77, n78, n79, SA, NSA
n1, n2, n3, n5, n7, n8, n20, n25, n28, n38, n40, n41, n48, n66, n71, n77, n78, NSA

LTE (FDD):

Bands 17(700 b), 4(AWS-1)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 20(800 DD), 28(700 APT), 32(1500 L-band), 66(AWS-3)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 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), 32(1500 L-band), 66(AWS-3), 71(600)

LTE (TDD):

Bands 38(2600), 40(2300), 41(2600+), 42(3500)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)

UMTS:

Bands 5(850), 2(1900), 1(2100)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900), 9(1700), 19(800)

Data Speed:

LTE, HSPA
HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

Dual SIM:

Yes

SIM type:

Nano SIM
Nano SIM

Multimedia

Headphones:

3.5mm jack
No 3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker, Multiple speakers
Earpiece, Loudspeaker, Multiple speakers

Features:

Album art cover, Background playback
Dolby Atmos

Screen mirroring:

Wireless screen share
Wireless screen share

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

4.0
5.2
5.2

Wi-Fi:

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

USB:

microUSB, USB 2.0
Type-C (reversible)
Type-C (reversible), USB 3.1

Features:

Mass storage device, Charging
Charging, Mass storage device
Charging, Headphones port, Mass storage device

Location:

GPS, A-GPS
GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, GNSS, Dual-band positioning, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Compass
Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass

Other:

Tethering, Computer sync, OTA sync
NFC, Infrared
NFC

Hearing aid compatible:

M3, T4

Phone features

Notifications:

Haptic feedback, Music ringtones (MP3), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone

Other features:

Voice dialing, Voice commands, Voice recording, TTY/TDD

Regulatory Approval

FCC approval:

Date approved:

Oct 20, 2013
Mar 31, 2021
Mar 24, 2021

FCC ID value:

Q78-Z998
2AFZZK1G
2ABZ2-EF14A

Measured SAR:

Head:

0.73 W/kg
0.84 W/kg
1.19 W/kg

Body:

1.33 W/kg
0.46 W/kg
0.75 W/kg

Simultaneous Transmission:

1.45 W/kg
1.59 W/kg
1.52 W/kg

Wireless Router:

1.38 W/kg
0.74 W/kg
1.19 W/kg

Buyers information

Price:

$ 969

In The Box:

Warp Charge 65 Power Adapter, Warp Charge Type-C to Type-C Cable, Quick Start Guide, Welcome Letter, Safety Information and Warranty Card, OnePlus Sticker, SIM Tray Ejector

Availability

Officially announced:

Mar 29, 2021
Mar 23, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless