Acer beTouch E101 vs Nokia N81 8GB
Compare recorded specifications, size and practical differences.
Nokia N81 8GB
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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
beTouch E101: 22 g lighter
- beTouch E101:
- 118 g
- N81 8GB:
- 140 g
-
Width
N81 8GB: 6 mm narrower
- beTouch E101:
- 56 mm
- N81 8GB:
- 50 mm
-
Screen diagonal
N81 8GB: 0.8 in smaller diagonal
- beTouch E101:
- 3.2 in
- N81 8GB:
- 2.4 in
-
Depth
beTouch E101: 5.1 mm thinner
- beTouch E101:
- 12.8 mm
- N81 8GB:
- 17.9 mm
-
Height
N81 8GB: 11 mm shorter
- beTouch E101:
- 113 mm
- N81 8GB:
- 102 mm
-
Release year
- beTouch E101:
- 2009
- N81 8GB:
- 2007
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. beTouch E101
- Height:
- 113 mm +11 mm versus N81 8GB
- Width:
- 56 mm +6 mm versus N81 8GB
- Depth:
- 12.8 mm
2. N81 8GB
- Height:
- 102 mm
- Width:
- 50 mm
- Depth:
- 17.9 mm +5.1 mm versus beTouch E101
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. beTouch E101
- Screen diagonal:
- 3.2 in
- Aspect ratio (height:width):
- 5:3
- Approximate rectangular screen area:
- 29.1 cm²
2. N81 8GB
- Screen diagonal:
- 2.4 in
- Aspect ratio (height:width):
- 4:3
- Approximate rectangular screen area:
- 17.8 cm²
beTouch E101 has approximately 63.4% more rectangular screen area than N81 8GB.
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.
No unambiguous storage/RAM pairings are recorded. See the original specifications below.
beTouch E101: Original memory entry
256 MB RAM · 512 MB ROM
N81 8GB: Original memory entry
8 GB · 96 MB 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. beTouch E101
- NFC:
- See details Super AMOLED
- Headphone jack:
- See details panorama
- Memory card support:
- See details microSD (dedicated slot)
2. N81 8GB
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- No
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 | beTouch E101 | N81 8GB |
|---|---|---|
| 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 | beTouch E101 | N81 8GB |
|---|---|---|
| Touchscreen |
|
Unknown |
| Display colors |
|
|
| Screen area |
|
|
| Screen format |
|
|
| Screen to body ratio |
|
|
| PPI /points per inch/ |
|
|
Camera and Video
| Specification | beTouch E101 | N81 8GB |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
|
| Functions | Unknown |
|
| Video |
|
|
| Front camera, selfie |
|
|
| Specifications |
|
|
Performance
| Specification | beTouch E101 | N81 8GB |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU |
|
Unknown |
General specs
| Specification | beTouch E101 | N81 8GB |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Historical recorded price Legacy catalogue value; date unknown. Not a current offer. |
|
|
| Battery life |
|
|
Communication and Connectivity
| Specification | beTouch E101 | N81 8GB |
|---|---|---|
| SIM card |
|
|
| Network |
|
|
| Speed |
|
|
| GPRS |
|
|
| Edge |
|
|
| Wi-Fi |
|
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| GPS |
|
|
| USB |
|
|
| Bluetooth |
|
|
| Harmful irradiation |
|
|
Music and Audio
| Specification | beTouch E101 | N81 8GB |
|---|---|---|
| Radio |
|
|
| Others |
|
|
Other features
| Specification | beTouch E101 | N81 8GB |
|---|---|---|
| Dop |
|
|