Energizer Ultimate U710S vs Nokia Lumia 820
Compare recorded specifications, size and practical differences.
Nokia Lumia 820
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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.
-
Display technology
OLED versus LCD
- Ultimate U710S:
- LCD
- Lumia 820:
- OLED
-
Width
Lumia 820: 18.3 mm narrower
- Ultimate U710S:
- 86.8 mm
- Lumia 820:
- 68.5 mm
-
Screen diagonal
Lumia 820: 2.82 in smaller diagonal
- Ultimate U710S:
- 7.12 in
- Lumia 820:
- 4.3 in
-
Chipset
- Ultimate U710S:
- Mediatek MT6763 Helio P23 (16 nm)
- Lumia 820:
- Qualcomm MSM8960 Snapdragon S4 Plus
-
Rear camera layout
- Ultimate U710S:
- Dual
- Lumia 820:
- Single
-
Depth
Ultimate U710S: 0.7 mm thinner
- Ultimate U710S:
- 9.2 mm
- Lumia 820:
- 9.9 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. Ultimate U710S
- Height:
- 180.3 mm +56.5 mm versus Lumia 820
- Width:
- 86.8 mm +18.3 mm versus Lumia 820
- Depth:
- 9.2 mm
- Weight:
- Unknown
2. Lumia 820
- Height:
- 123.8 mm
- Width:
- 68.5 mm
- Depth:
- 9.9 mm +0.7 mm versus Ultimate U710S
- Weight:
- 160 g
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. Ultimate U710S
- Screen diagonal:
- 7.12 in
- Aspect ratio (height:width):
- 18.7:9
- Approximate rectangular screen area:
- 127.8 cm²
2. Lumia 820
- Screen diagonal:
- 4.3 in
- Aspect ratio (height:width):
- 5:3
- Approximate rectangular screen area:
- 52.6 cm²
Ultimate U710S has approximately 142.8% more rectangular screen area than Lumia 820.
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 | Ultimate U710S | Lumia 820 |
|---|---|---|
| 8 GB | Not recorded | 1 GB RAM |
| 32 GB | 3 GB RAM | Not recorded |
Practical features
Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.
1. Ultimate U710S
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSDXC
2. Lumia 820
- NFC:
- Yes
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 64 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 | Ultimate U710S | Lumia 820 |
|---|---|---|
| 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 | Unknown |
|
| Headphone jack |
|
|
Display
| Specification | Ultimate U710S | Lumia 820 |
|---|---|---|
| Touchscreen |
|
|
| Display colors |
|
|
| Screen area |
|
|
| Screen format |
|
|
| Screen to body ratio |
|
|
| PPI /points per inch/ |
|
|
| Screen protection |
|
Unknown |
Camera and Video
| Specification | Ultimate U710S | Lumia 820 |
|---|---|---|
| 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 | Ultimate U710S | Lumia 820 |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU |
|
|
| Antutu 7 score * | Unknown |
|
General specs
| Specification | Ultimate U710S | Lumia 820 |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Historical recorded price Legacy catalogue value; date unknown. Not a current offer. | Unknown |
|
| Battery life | Unknown |
|
Communication and Connectivity
| Specification | Ultimate U710S | Lumia 820 |
|---|---|---|
| SIM card |
|
|
| Network |
|
|
| Speed |
|
|
| GPRS |
|
|
| Edge |
|
|
| Wi-Fi |
|
|
| GPS |
|
|
| USB |
|
|
| Bluetooth |
|
|
| Harmful irradiation | Unknown |
|
Music and Audio
| Specification | Ultimate U710S | Lumia 820 |
|---|---|---|
| Radio |
|
|
| Others | Unknown |
|
Other features
| Specification | Ultimate U710S | Lumia 820 |
|---|---|---|
| Dop |
|
|

