Allview E4 vs Asus Zenfone 4 Pro ZS551KL
Compare recorded specifications, size and practical differences.
Asus Zenfone 4 Pro ZS551KL
Replace
+ Add a third phone
Key differences
Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.
-
Display technology
OLED versus LCD
- E4:
- LCD
- Zenfone 4 Pro ZS551KL:
- OLED
-
Weight
E4: 45 g lighter
- E4:
- 130 g
- Zenfone 4 Pro ZS551KL:
- 175 g
-
Width
E4: 5.4 mm narrower
- E4:
- 70.2 mm
- Zenfone 4 Pro ZS551KL:
- 75.6 mm
-
Chipset
- E4:
- Mediatek MT6753 (28 nm)
- Zenfone 4 Pro ZS551KL:
- Qualcomm MSM8998 Snapdragon 835 (10 nm)
-
Rear camera layout
- E4:
- Single
- Zenfone 4 Pro ZS551KL:
- Dual
-
Depth
Zenfone 4 Pro ZS551KL: 1 mm thinner
- E4:
- 8.6 mm
- Zenfone 4 Pro ZS551KL:
- 7.6 mm
Physical size
Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.
1. E4
- Height:
- 140.7 mm
- Width:
- 70.2 mm
- Depth:
- 8.6 mm +1 mm versus Zenfone 4 Pro ZS551KL
2. Zenfone 4 Pro ZS551KL
- Height:
- 156.9 mm +16.2 mm versus E4
- Width:
- 75.6 mm +5.4 mm versus E4
- Depth:
- 7.6 mm
Weight
Bars start at zero and share a scale within this chart.
Screen size
Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.
At least two phones need compatible screen dimensions for a drawing.
1. E4
E4: Screen geometry unavailable or conflicting.
2. Zenfone 4 Pro ZS551KL
- Screen diagonal:
- 5.5 in
- Aspect ratio (height:width):
- 16:9
- Approximate rectangular screen area:
- 83.4 cm²
Memory variants
Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.
| Storage | E4 | Zenfone 4 Pro ZS551KL |
|---|---|---|
| 16 GB | 2 GB RAM | Not recorded |
| 64 GB | Not recorded | 6 GB RAM |
| 128 GB | Not recorded | 6 GB RAM |
Practical features
Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.
1. E4
- NFC:
- See details Super AMOLED
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 32 GB (dedicated slot)
2. Zenfone 4 Pro ZS551KL
- NFC:
- Yes
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 512 GB (uses SIM 2 slot)
Battery capacity
Capacity is not battery life. No endurance test is implied.
Recorded battery capacity
Bars start at zero and share a scale within this chart.
Specifications
Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.
Everyday essentials
| Specification | E4 | Zenfone 4 Pro ZS551KL |
|---|---|---|
| Dimensions (HxWxD) |
|
|
| Weight |
|
|
| Technology |
|
|
| Screen size |
|
|
| Screen resolution |
|
|
| Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. |
|
|
| Memory card support |
|
|
| Battery Capacity is not battery life. No endurance test is implied. |
|
|
| Operating system OS |
|
|
| Chipset |
|
|
| NFC |
|
|
| Headphone jack |
|
|
Display
| Specification | E4 | Zenfone 4 Pro ZS551KL |
|---|---|---|
| Touchscreen |
|
|
| Display colors |
|
|
| Screen area |
|
|
| Screen format |
|
|
| Screen to body ratio |
|
|
| PPI /points per inch/ |
|
|
| Screen protection | Unknown |
|
Camera and Video
| Specification | E4 | Zenfone 4 Pro ZS551KL |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
|
| Functions |
|
|
| Video |
|
|
| Front camera, selfie |
|
|
| Specifications |
|
|
Performance
Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.
| Specification | E4 | Zenfone 4 Pro ZS551KL |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU |
|
|
| Antutu 7 score * |
|
Unknown |
General specs
| Specification | E4 | Zenfone 4 Pro ZS551KL |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Historical recorded price Legacy catalogue value; date unknown. Not a current offer. |
|
|
| Battery life |
|
|
| Body build | Unknown |
|
Communication and Connectivity
| Specification | E4 | Zenfone 4 Pro ZS551KL |
|---|---|---|
| SIM card |
|
|
| Network |
|
|
| Speed |
|
|
| GPRS |
|
|
| Edge |
|
|
| Wi-Fi |
|
|
| GPS |
|
|
| USB |
|
|
| Bluetooth |
|
|
| Harmful irradiation |
|
Unknown |
Music and Audio
| Specification | E4 | Zenfone 4 Pro ZS551KL |
|---|---|---|
| Radio |
|
|
| Others | Unknown |
|
Other features
| Specification | E4 | Zenfone 4 Pro ZS551KL |
|---|---|---|
| Dop |
|
|

