Energizer Hardcase H591S vs O2 XDA Zest
Compare recorded specifications, size and practical differences.
O2 XDA Zest
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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.
-
Weight
XDA Zest: 157.5 g lighter
- Hardcase H591S:
- 260 g
- XDA Zest:
- 102.5 g
-
Width
XDA Zest: 18.9 mm narrower
- Hardcase H591S:
- 79.4 mm
- XDA Zest:
- 60.5 mm
-
Screen diagonal
XDA Zest: 3.19 in smaller diagonal
- Hardcase H591S:
- 5.99 in
- XDA Zest:
- 2.8 in
-
Rear camera layout
- Hardcase H591S:
- Dual
- XDA Zest:
- Single
-
Depth
Hardcase H591S: 4.3 mm thinner
- Hardcase H591S:
- 12.2 mm
- XDA Zest:
- 16.5 mm
-
Height
XDA Zest: 62.2 mm shorter
- Hardcase H591S:
- 164.2 mm
- XDA Zest:
- 102 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. Hardcase H591S
- Height:
- 164.2 mm +62.2 mm versus XDA Zest
- Width:
- 79.4 mm +18.9 mm versus XDA Zest
- Depth:
- 12.2 mm
2. XDA Zest
- Height:
- 102 mm
- Width:
- 60.5 mm
- Depth:
- 16.5 mm +4.3 mm versus Hardcase H591S
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.
1. Hardcase H591S
- Screen diagonal:
- 5.99 in
- Aspect ratio (height:width):
- 16:9
- Approximate rectangular screen area:
- 98.9 cm²
2. XDA Zest
- Screen diagonal:
- 2.8 in
- Aspect ratio (height:width):
- 4:3
- Approximate rectangular screen area:
- 24.3 cm²
Hardcase H591S has approximately 307.4% more rectangular screen area than XDA Zest.
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 | Hardcase H591S | XDA Zest |
|---|---|---|
| 64 GB | 6 GB RAM | Unknown |
XDA Zest: Original memory entry
128 MB RAM · 256 MB ROM
Practical features
Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.
1. Hardcase H591S
- NFC:
- Yes
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 32 GB (uses SIM 2 slot)
2. XDA Zest
- NFC:
- Unknown
- Headphone jack:
- No
- Memory card support:
- See details microSD · up to 16 GB (dedicated 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 | Hardcase H591S | XDA Zest |
|---|---|---|
| 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 |
|
Unknown |
| NFC |
|
Unknown |
| Headphone jack |
|
|
Display
| Specification | Hardcase H591S | XDA Zest |
|---|---|---|
| Touchscreen |
|
|
| Display colors |
|
|
| Screen area |
|
|
| Screen format |
|
|
| Screen to body ratio |
|
|
| PPI /points per inch/ |
|
|
| Screen protection |
|
Unknown |
Camera and Video
| Specification | Hardcase H591S | XDA Zest |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
|
| Functions |
|
Unknown |
| Video |
|
|
| Front camera, selfie |
|
|
| Specifications |
|
|
Performance
| Specification | Hardcase H591S | XDA Zest |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU |
|
Unknown |
General specs
| Specification | Hardcase H591S | XDA Zest |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Battery life | Unknown |
|
Communication and Connectivity
| Specification | Hardcase H591S | XDA Zest |
|---|---|---|
| SIM card |
|
|
| Network |
|
|
| Speed |
|
|
| GPRS |
|
|
| Edge |
|
|
| Wi-Fi |
|
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| GPS |
|
|
| USB |
|
|
| Bluetooth |
|
|
Music and Audio
| Specification | Hardcase H591S | XDA Zest |
|---|---|---|
| Radio |
|
|
| Others | Unknown |
|
Other features
| Specification | Hardcase H591S | XDA Zest |
|---|---|---|
| Dop |
|
|


