Side-by-side comparison

Asus Zenfone 4 Pro ZS551KL vs Motorola Moto Z4

Name: Asus Zenfone 4 Pro ZS551KL
Brand: Asus
SKU: appsapk-1167
Rating: 8.9 (924 reviews)

Asus

Asus Zenfone 4 Pro ZS551KL

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Asus Zenfone 4 Pro ZS551KL — quick specs

Network
LTE / HSPA / GSM
Display
5.5 inches · 1080×1920
Camera
12 MP
Memory
6 GB RAM
Battery
3600 mAh
OS
Android 7.1

Motorola Moto Z4 — quick specs

Network
LTE / HSPA / CDMA
Display
6.4 inches · 1080×2340
Camera
48 MP
Memory
4 GB RAM
Battery
3600 mAh
OS
Android 9.0

● Full specification comparison

Spec

Asus Zenfone 4 Pro ZS551KL

Motorola Moto Z4

NETWORK

Technology

GSM / HSPA / LTE

GSM / CDMA / HSPA / LTE

Technology

AGSM / HSPA / LTE

BGSM / CDMA / HSPA / LTE

2G bands

GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2

GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) , CDMA 800 / 1900

2G bands

AGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2

BGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) , CDMA 800 / 1900

3G bands

HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100

HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - USA

3G bands

AHSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100

BHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - USA

4G bands

LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 17(700), 19(800), 20(800), 28(700), 38(2600), 39(1900), 40(2300), 41(2500)

LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 30(2300), 38(2600), 40(2300), 41(2500), 66(1700/2100), 71(600) - USA

4G bands

ALTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 17(700), 19(800), 20(800), 28(700), 38(2600), 39(1900), 40(2300), 41(2500)

BLTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 30(2300), 38(2600), 40(2300), 41(2500), 66(1700/2100), 71(600) - USA

Speed

HSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat12 600/150 or 100 Mbps

HSPA, LTE-A

Speed

AHSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat12 600/150 or 100 Mbps

BHSPA, LTE-A

LAUNCH

Announced

2017, August

2019, May

Announced

A2017, August

B2019, May

Status

Available. Released 2017, October

Available. Released 2019, June

Status

AAvailable. Released 2017, October

BAvailable. Released 2019, June

BODY

Dimensions

156.9 x 75.6 x 7.6 mm (6.18 x 2.98 x 0.30 in)

158 x 75 x 7.4 mm (6.22 x 2.95 x 0.29 in)

Dimensions

A156.9 x 75.6 x 7.6 mm (6.18 x 2.98 x 0.30 in)

B158 x 75 x 7.4 mm (6.22 x 2.95 x 0.29 in)

Weight

175 g (6.17 oz)

165 g (5.82 oz)

Weight

A175 g (6.17 oz)

B165 g (5.82 oz)

SIM

Hybrid Dual SIM (Nano-SIM, dual stand-by)

Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)

SIM

AHybrid Dual SIM (Nano-SIM, dual stand-by)

BSingle SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)

Build

Front/back glass (Gorilla Glass 5) & aluminum frame

Front/back glass, aluminum frame

Build

AFront/back glass (Gorilla Glass 5) & aluminum frame

BFront/back glass, aluminum frame

DISPLAY

Type

AMOLED capacitive touchscreen, 16M colors

OLED capacitive touchscreen, 16M colors

Type

AAMOLED capacitive touchscreen, 16M colors

BOLED capacitive touchscreen, 16M colors

Size

5.5 inches, 83.4 cm2 (~70.3% screen-to-body ratio)

6.4 inches, 100.5 cm2 (~84.8% screen-to-body ratio)

Size

A5.5 inches, 83.4 cm2 (~70.3% screen-to-body ratio)

B6.4 inches, 100.5 cm2 (~84.8% screen-to-body ratio)

Resolution

1080 x 1920 pixels, 16:9 ratio (~401 ppi density)

1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)

Resolution

A1080 x 1920 pixels, 16:9 ratio (~401 ppi density)

B1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)

Protection

Corning Gorilla Glass 5

Corning Gorilla Glass 3

Protection

ACorning Gorilla Glass 5

BCorning Gorilla Glass 3

PLATFORM

Android 7.1.1 (Nougat), upgradable to Android 8 (Oreo); ZenUI 4

Android 9.0 (Pie)

AAndroid 7.1.1 (Nougat), upgradable to Android 8 (Oreo); ZenUI 4

BAndroid 9.0 (Pie)

Chipset

Qualcomm MSM8998 Snapdragon 835 (10 nm)

Qualcomm SDM675 Snapdragon 675 (11 nm)

Chipset

AQualcomm MSM8998 Snapdragon 835 (10 nm)

BQualcomm SDM675 Snapdragon 675 (11 nm)

CPU

Octa-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo)

Octa-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver)

CPU

AOcta-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo)

BOcta-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver)

GPU

Adreno 540

Adreno 612

GPU

AAdreno 540

BAdreno 612

MEMORY

Card slot

microSD, up to 1 TB (uses shared SIM slot)

Card slot

AmicroSD, up to 1 TB (uses shared SIM slot)

BmicroSD, up to 1 TB (uses shared SIM slot)

Internal

64GB 6GB RAM, 128GB 6GB RAM

128GB 4GB RAM

Internal

A64GB 6GB RAM, 128GB 6GB RAM

B128GB 4GB RAM

MAIN CAMERA

Dual

12 MP, f/1.7, 25mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, Laser AF, 4-axis OIS 16 MP, 50mm (telephoto), 1/3.1", 1.0µm, AF, 2x optical zoom";

—

Dual

A12 MP, f/1.7, 25mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, Laser AF, 4-axis OIS 16 MP, 50mm (telephoto), 1/3.1", 1.0µm, AF, 2x optical zoom";

B—

Single

—

48 MP, f/1.7, (wide), 1/2", 0.8µm, PDAF, OIS"

Single

A—

B48 MP, f/1.7, (wide), 1/2", 0.8µm, PDAF, OIS"

SELFIE CAMERA

Single

8 MP, f/1.9, 1/3.2", 22mm (wide), 1.4µm, PDAF"

25 MP, f/2.0, 0.9µm"

Single

A8 MP, f/1.9, 1/3.2", 22mm (wide), 1.4µm, PDAF"

B25 MP, f/2.0, 0.9µm"

SOUND

Loudspeaker

Yes, dual speakers

Yes

Loudspeaker

AYes, dual speakers

BYes

3.5mm jack

Yes 24-bit/192kHz audio DTS sound Active noise cancellation with dedicated mic

Yes Active noise cancellation with dedicated mic

3.5mm jack

AYes 24-bit/192kHz audio DTS sound Active noise cancellation with dedicated mic

BYes Active noise cancellation with dedicated mic

COMMS

WLAN

Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot

WLAN

AWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot

BWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot

Bluetooth

5.0, A2DP, EDR, LE, aptX

5.0, A2DP, LE, EDR

Bluetooth

A5.0, A2DP, EDR, LE, aptX

B5.0, A2DP, LE, EDR

GPS

Yes, with A-GPS, GLONASS, BDS, GALILEO

Yes, with A-GPS, GLONASS, GALILEO

GPS

AYes, with A-GPS, GLONASS, BDS, GALILEO

BYes, with A-GPS, GLONASS, GALILEO

USB

Type-C 1.0 reversible connector

3.1, Type-C 1.0 reversible connector, magnetic connector, USB On-The-Go

USB

AType-C 1.0 reversible connector

B3.1, Type-C 1.0 reversible connector, magnetic connector, USB On-The-Go

Radio

FM radio

Radio

AFM radio

BFM radio

Infrared port

Yes

—

Infrared port

AYes

B—

NFC

Yes

NFC

AYes

BYes

FEATURES

Sensors

Fingerprint (front-mounted), accelerometer, gyro, proximity, compass, color spectrum

Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Moto Mods snap-on accessories

Sensors

AFingerprint (front-mounted), accelerometer, gyro, proximity, compass, color spectrum

BFingerprint (under display, optical), accelerometer, gyro, proximity, compass Moto Mods snap-on accessories

BATTERY

Charging

Fast battery charging 18W: 50% in 32 min

Fast battery charging 15W

Charging

AFast battery charging 18W: 50% in 32 min

BFast battery charging 15W

Battery Type

Non-removable Li-Ion 3600 mAh battery

Battery Type

ANon-removable Li-Ion 3600 mAh battery

BNon-removable Li-Ion 3600 mAh battery

MISC

Colors

Moonlight white, Pure Black

Flash Grey, Frost White

Colors

AMoonlight white, Pure Black

BFlash Grey, Frost White

Models

Z01GD

—

Models

AZ01GD

B—

Price

About 550 USD

547 USD

Price

AAbout 550 USD

B547 USD

Cells highlighted in green indicate a measurably better spec on that phone (battery capacity, RAM, storage, display size). Text-only specs are shown side by side without highlighting.

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