Archos Diamond Alpha vs Oppo R821T FInd Muse
Compare recorded specifications, size and practical differences.
Oppo R821T FInd Muse
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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.
-
Width
R821T FInd Muse: 9 mm narrower
- Diamond Alpha:
- 72.5 mm
- R821T FInd Muse:
- 63.5 mm
-
Screen diagonal
R821T FInd Muse: 1.2 in smaller diagonal
- Diamond Alpha:
- 5.2 in
- R821T FInd Muse:
- 4 in
-
Chipset
- Diamond Alpha:
- Qualcomm MSM8976 Snapdragon 652 (28 nm)
- R821T FInd Muse:
- Mediatek MT6572 (28 nm)
-
Depth
Diamond Alpha: 2.4 mm thinner
- Diamond Alpha:
- 7.5 mm
- R821T FInd Muse:
- 9.9 mm
-
Height
R821T FInd Muse: 23.7 mm shorter
- Diamond Alpha:
- 146.7 mm
- R821T FInd Muse:
- 123 mm
-
Release year
- Diamond Alpha:
- 2017
- R821T FInd Muse:
- 2013
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. Diamond Alpha
- Height:
- 146.7 mm +23.7 mm versus R821T FInd Muse
- Width:
- 72.5 mm +9 mm versus R821T FInd Muse
- Depth:
- 7.5 mm
- Weight:
- 155 g
2. R821T FInd Muse
- Height:
- 123 mm
- Width:
- 63.5 mm
- Depth:
- 9.9 mm +2.4 mm versus Diamond Alpha
- Weight:
- Unknown
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. Diamond Alpha
- Screen diagonal:
- 5.2 in
- Aspect ratio (height:width):
- 16:9
- Approximate rectangular screen area:
- 74.5 cm²
2. R821T FInd Muse
- Screen diagonal:
- 4 in
- Aspect ratio (height:width):
- 5:3
- Approximate rectangular screen area:
- 45.5 cm²
Diamond Alpha has approximately 63.7% more rectangular screen area than R821T FInd Muse.
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.
Diamond Alpha: Original memory entry
up to 64 GB (dedicated slot) · 512GB 4GB
R821T FInd Muse: Original memory entry
4 GB · 512 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. Diamond Alpha
- NFC:
- See details Super AMOLED
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 256 GB (uses SIM 2 slot)
2. R821T FInd Muse
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 32 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 | Diamond Alpha | R821T FInd Muse |
|---|---|---|
| Dimensions (HxWxD) |
|
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| Weight |
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| Technology |
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| Screen size |
|
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| Screen resolution |
|
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| Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. |
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| Memory card support |
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| Battery Capacity is not battery life. No endurance test is implied. |
|
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| Operating system OS |
|
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| Chipset |
|
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| NFC |
|
Unknown |
| Headphone jack |
|
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Display
| Specification | Diamond Alpha | R821T FInd Muse |
|---|---|---|
| Touchscreen |
|
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| Display colors |
|
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| Screen area |
|
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| Screen format |
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| Screen to body ratio |
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| PPI /points per inch/ |
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Camera and Video
| Specification | Diamond Alpha | R821T FInd Muse |
|---|---|---|
| Rear camera, main |
|
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| Camera specs |
|
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| Functions |
|
Unknown |
| Video |
|
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| Front camera, selfie |
|
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| Specifications |
|
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Performance
Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.
| Specification | Diamond Alpha | R821T FInd Muse |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU |
|
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| Antutu 7 score * |
|
Unknown |
General specs
| Specification | Diamond Alpha | R821T FInd Muse |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Historical recorded price Legacy catalogue value; date unknown. Not a current offer. |
|
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| Battery life |
|
Unknown |
Communication and Connectivity
| Specification | Diamond Alpha | R821T FInd Muse |
|---|---|---|
| SIM card |
|
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| Network |
|
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| Speed |
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| GPRS |
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| Edge |
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| Wi-Fi |
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| GPS |
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| USB |
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| Bluetooth |
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| Harmful irradiation |
|
Unknown |
Music and Audio
| Specification | Diamond Alpha | R821T FInd Muse |
|---|---|---|
| Radio |
|
|
| Others |
|
Unknown |
Other features
| Specification | Diamond Alpha | R821T FInd Muse |
|---|---|---|
| Dop |
|
|