Spice Stellar 509 (Mi-509) vs Xiaomi Mi 8
Compare recorded specifications, size and practical differences.
Xiaomi Mi 8
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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
- Stellar 509 (Mi-509):
- LCD
- Mi 8:
- OLED
-
Weight
Stellar 509 (Mi-509): 55 g lighter
- Stellar 509 (Mi-509):
- 120 g
- Mi 8:
- 175 g
-
Width
Mi 8: 4.2 mm narrower
- Stellar 509 (Mi-509):
- 79 mm
- Mi 8:
- 74.8 mm
-
Screen diagonal
Stellar 509 (Mi-509): 1.21 in smaller diagonal
- Stellar 509 (Mi-509):
- 5 in
- Mi 8:
- 6.21 in
-
Chipset
- Stellar 509 (Mi-509):
- Mediatek MT6582M (28 nm)
- Mi 8:
- Qualcomm SDM845 Snapdragon 845 (10 nm)
-
Rear camera layout
- Stellar 509 (Mi-509):
- Single
- Mi 8:
- Dual
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. Stellar 509 (Mi-509)
- Height:
- 145 mm
- Width:
- 79 mm +4.2 mm versus Mi 8
- Depth:
- 9.5 mm +1.9 mm versus Mi 8
2. Mi 8
- Height:
- 154.9 mm +9.9 mm versus Stellar 509 (Mi-509)
- Width:
- 74.8 mm
- 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.
1. Stellar 509 (Mi-509)
- Screen diagonal:
- 5 in
- Aspect ratio (height:width):
- 16:9
- Approximate rectangular screen area:
- 68.9 cm²
2. Mi 8
- Screen diagonal:
- 6.21 in
- Aspect ratio (height:width):
- 19:9
- Approximate rectangular screen area:
- 96.3 cm²
Mi 8 has approximately 39.7% more rectangular screen area than Stellar 509 (Mi-509).
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 | Stellar 509 (Mi-509) | Mi 8 |
|---|---|---|
| 4 GB | 1 GB RAM | Unknown |
Mi 8: Original memory entry
64/128/256 GB · 6 GB RAM 128 GB · 8 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. Stellar 509 (Mi-509)
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 32 GB (dedicated slot)
2. Mi 8
- NFC:
- Yes
- Headphone jack:
- No
- 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.
1. Stellar 509 (Mi-509)2. Mi 8
Everyday essentials
| Specification | Stellar 509 (Mi-509) | Mi 8 |
|---|---|---|
| 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 | Stellar 509 (Mi-509) | Mi 8 |
|---|---|---|
| Touchscreen |
|
|
| Display colors |
|
|
| Screen area |
|
|
| Screen format |
|
|
| Screen to body ratio |
|
|
| PPI /points per inch/ |
|
|
| Screen protection | Unknown |
|
Camera and Video
Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.
| Specification | Stellar 509 (Mi-509) | Mi 8 |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
|
| Functions |
|
|
| Video |
|
|
| Front camera, selfie |
|
|
| Specifications |
|
|
| DxOMark Main Score * | Unknown |
|
| DxOMark Photo * | Unknown |
|
| DxOMark Video * | Unknown |
|
Performance
Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.
| Specification | Stellar 509 (Mi-509) | Mi 8 |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU |
|
|
| Antutu 7 score * | Unknown |
|
| GeekBench 4 Single Core * | Unknown |
|
| GeekBench 4 Multi-Core * | Unknown |
|
| GeekBench 4 RenderScript * | Unknown |
|
| Antutu 8 score * | Unknown |
|
| GeekBench 4 Battery * | Unknown |
|
| GeekBench 5 Single Core * | Unknown |
|
| GeekBench 5 Multi-Core * | Unknown |
|
General specs
| Specification | Stellar 509 (Mi-509) | Mi 8 |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Historical recorded price Legacy catalogue value; date unknown. Not a current offer. | Unknown |
|
| Battery life |
|
Unknown |
| Body build | Unknown |
|
Communication and Connectivity
| Specification | Stellar 509 (Mi-509) | Mi 8 |
|---|---|---|
| SIM card |
|
|
| Network |
|
|
| Speed |
|
|
| GPRS |
|
|
| Edge |
|
|
| Wi-Fi |
|
|
| GPS |
|
|
| USB |
|
|
| Bluetooth |
|
|
| Harmful irradiation |
|
Unknown |
Music and Audio
| Specification | Stellar 509 (Mi-509) | Mi 8 |
|---|---|---|
| Radio |
|
|
| Others | Unknown |
|
Other features
| Specification | Stellar 509 (Mi-509) | Mi 8 |
|---|---|---|
| Dop |
|
|