Side-by-side technical data
Asus Zenfone 5 ZE620KL vs Asus Zenfone 4 Pro (ZS551KL)
Comparison between Asus Zenfone 5 ZE620KL and Asus Zenfone 4 Pro (ZS551KL): camera, battery, fast charging, display, performance and colors, side by side. More phones from Asus.
The verdict
Neither runs away with it: each wins something.
| Category | Zenfone 5 ZE620KL | Zenfone 4 Pro (ZS551KL) |
|---|---|---|
| Design & display | 6.4 | 6.7 |
| Performance & hardware | 3.4 | 3.7 |
| Camera | 5.9 | 5.5 |
| Connectivity | 5.3 | 5.3 |
| Battery & charging | 2.6 | 3.2 |
Which one is for you?
Asus Zenfone 5 ZE620KL, if you care about…
- Weight
- 165 g
- against 175 g
- Usable Surface
- 83.6 %
- against 70.3 %
- Display Diagonal
- 6.2″
- against 5.5″
- Display Vertical Resolution
- 2,246 px
- against 1,920 px
Asus Zenfone 4 Pro (ZS551KL), if you care about…
- Battery Capacity
- 3,600 mAh
- against 3,300 mAh
- Display Technology
- AMOLED
- against IPS LCD
- Maximum Storage Capacity
- 128 GB
- against 64 GB
- Fast Charge Power
- 18 W
- against 10 W
Specification comparison
Performance
| Specification | Zenfone 5 ZE620KL | Zenfone 4 Pro (ZS551KL) |
|---|---|---|
| Processor Model | Qualcomm Snapdragon 636 | Qualcomm Snapdragon 835 |
| Processor Process Size | 14 nm | 10 nm Best value |
| Graphics GPU | Qualcomm Adreno 509 | Qualcomm Adreno 540 |
| Storage Type | eMMC 5.1 | eMMC 5.1 |
| Maximum CPU Clock | 1.8 GHz | 2.45 GHz Best value |
| Maximum Storage Capacity | 64 GB | 128 GB Best value |
| AnTuTu Score | — | 176,998 |
| CPU Description | Octa-core processor with 4x1.8 GHz Kryo 260 Gold and 4x1.6 GHz Kryo 260 Silver cores. | Octa-core (4 × 2.45 GHz Kryo and 4 × 1.9 GHz Kryo) |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | — | Yes |
| RAM Capacity | 6 GB | 6 GB |
| RAM Type | — | DDR4 |
| Expandable Storage | Yes | Yes |
| Maximum memory card | — | 1.9531 TB |
Design
| Specification | Zenfone 5 ZE620KL | Zenfone 4 Pro (ZS551KL) |
|---|---|---|
| Body Colors | Blue, Silver | White, Black |
| Body Thickness | 7.7 mm | 7.6 mm Best value |
| Body Width | 75.7 mm | 75.6 mm |
| Body Height | 153 mm | 156.9 mm |
| Weight | 165 g Best value | 175 g |
| Usable Surface | 83.6 % Best value | 70.3 % |
| Body Materials | Glass, Aluminium Alloy | Glass, Aluminium Alloy |
| Unfolded thickness | — | 7.6 mm |
Battery
| Specification | Zenfone 5 ZE620KL | Zenfone 4 Pro (ZS551KL) |
|---|---|---|
| Battery Capacity | 3,300 mAh | 3,600 mAh Best value |
| Battery Type | Li-Ion | Li-Ion |
| Fast Charge Power | 10 W | 18 W Best value |
| Battery Features | Fast Charging | Non-Removable, Fast Charging, Battery Level Indicator, Rechargeable |
| Talk time | — | 27 h 30 min |
Display
| Specification | Zenfone 5 ZE620KL | Zenfone 4 Pro (ZS551KL) |
|---|---|---|
| Display Aspect Ratio | 18.7:9 | 16:9 |
| Display Technology | IPS LCD | AMOLED Best value |
| Display Diagonal | 6.2″ Best value | 5.5″ |
| Display Horizontal Resolution | 1,080 px | 1,080 px |
| Display Vertical Resolution | 2,246 px Best value | 1,920 px |
| Display Pixel Density | 402 ppi Best value | 401 ppi |
| Display Features | Gorilla Glass | Gorilla Glass 5, Touchscreen |
Sensors
| Specification | Zenfone 5 ZE620KL | Zenfone 4 Pro (ZS551KL) |
|---|---|---|
| Fingerprint Sensor Placement | Rear | Front |
Sensor
| Specification | Zenfone 5 ZE620KL | Zenfone 4 Pro (ZS551KL) |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass |
Software
| Specification | Zenfone 5 ZE620KL | Zenfone 4 Pro (ZS551KL) |
|---|---|---|
| Operating System | Android 8 | Android 7 |
| OS Family | Android | Android |
| OS Version | 8 Best value | 7 |
Connectivity
| Specification | Zenfone 5 ZE620KL | Zenfone 4 Pro (ZS551KL) |
|---|---|---|
| SIM Configurations | Dual Nano-SIM | Dual Nano-SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS 800, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B18, 4G LTE B19, 4G LTE B20, 4G LTE B26, LTE B28, 4G LTE B32, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS 800, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 1800, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B17, 4G LTE B19, 4G LTE B20, LTE B28, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41 |
| Cellular Technologies | GSM, HSPA, LTE | GSM, HSPA, LTE, UMTS, 2G, 3G, 4G |
| Wi-Fi Standards | Wi-Fi 802.11a/b/g/n/ac | Wi-Fi 802.11a/b/g/n/ac |
| Wi-Fi Features | Wi-Fi Direct | Dual Band, Wi-Fi Direct |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 |
| Bluetooth Profiles | A2DP, LE | A2DP, EDR, LE, aptX |
| Navigation Systems | GPS, GLONASS, BeiDou, Galileo | GPS, GLONASS, BeiDou, Galileo |
| Connectivity Features | 3.5 mm Audio Jack, NFC, FM Radio, USB Type-C, USB OTG | 3.5 mm Audio Jack, Infrared, NFC, FM Radio, USB Type-C, USB OTG, USB 2.0 |
| USB Version | USB Type-C | USB 2.0 |
| Max. download speed | — | 600 Mbps |
| Max. upload speed | — | 150 Mbps |
Audio
| Specification | Zenfone 5 ZE620KL | Zenfone 4 Pro (ZS551KL) |
|---|---|---|
| Microphone Count | — | 3 |
| Audio Features | A2DP, LE, Loudspeaker, 24-bit/192kHz Audio | aptX, Stereo Speakers, 24-bit/192kHz Audio Best value |
Technical
| Specification | Zenfone 5 ZE620KL | Zenfone 4 Pro (ZS551KL) |
|---|---|---|
| Model numbers | X00QD, ZE620KL, ZF620KL, X00QDA | Z01GD, Z01GS |
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