BlackBerry Curve 8530 vs Xiaomi Redmi Note 7S
Compare recorded specifications, size and practical differences.
Xiaomi Redmi Note 7S
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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
Curve 8530: 80 g lighter
- Curve 8530:
- 106 g
- Redmi Note 7S:
- 186 g
-
Width
Curve 8530: 15.2 mm narrower
- Curve 8530:
- 60 mm
- Redmi Note 7S:
- 75.2 mm
-
Screen diagonal
Curve 8530: 3.84 in smaller diagonal
- Curve 8530:
- 2.46 in
- Redmi Note 7S:
- 6.3 in
-
Rear camera layout
- Curve 8530:
- Single
- Redmi Note 7S:
- Dual
-
Depth
Redmi Note 7S: 5.8 mm thinner
- Curve 8530:
- 13.9 mm
- Redmi Note 7S:
- 8.1 mm
-
Height
Curve 8530: 50.2 mm shorter
- Curve 8530:
- 109 mm
- Redmi Note 7S:
- 159.2 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. Curve 8530
- Height:
- 109 mm
- Width:
- 60 mm
- Depth:
- 13.9 mm +5.8 mm versus Redmi Note 7S
2. Redmi Note 7S
- Height:
- 159.2 mm +50.2 mm versus Curve 8530
- Width:
- 75.2 mm +15.2 mm versus Curve 8530
- Depth:
- 8.1 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. Curve 8530
- Screen diagonal:
- 2.46 in
- Aspect ratio (height:width):
- 4:3
- Approximate rectangular screen area:
- 18.7 cm²
2. Redmi Note 7S
- Screen diagonal:
- 6.3 in
- Aspect ratio (height:width):
- 19.5:9
- Approximate rectangular screen area:
- 97.4 cm²
Redmi Note 7S has approximately 419.9% more rectangular screen area than Curve 8530.
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.
Curve 8530: Original memory entry
256 MB ROM
Redmi Note 7S: Original memory entry
64 GB · 4 GB RAM 32 GB · 3 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. Curve 8530
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 32 GB (dedicated slot)
2. Redmi Note 7S
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSD · up to 256 GB (uses shared SIM 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 | Curve 8530 | Redmi Note 7S |
|---|---|---|
| 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 |
|
| Headphone jack |
|
|
Display
| Specification | Curve 8530 | Redmi Note 7S |
|---|---|---|
| Touchscreen | Unknown |
|
| Display colors |
|
|
| Screen area |
|
|
| Screen format |
|
|
| Screen to body ratio |
|
|
| PPI /points per inch/ |
|
|
| Screen protection | Unknown |
|
Camera and Video
| Specification | Curve 8530 | Redmi Note 7S |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
|
| Functions | Unknown |
|
| Video |
|
|
| Front camera, selfie |
|
|
| Specifications | Unknown |
|
Performance
Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.
| Specification | Curve 8530 | Redmi Note 7S |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU | Unknown |
|
| Antutu 8 score * | Unknown |
|
| GeekBench 5 Single Core * | Unknown |
|
| GeekBench 5 Multi-Core * | Unknown |
|
General specs
| Specification | Curve 8530 | Redmi Note 7S |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Historical recorded price Legacy catalogue value; date unknown. Not a current offer. |
|
|
| Battery life |
|
Unknown |
| Body build | Unknown |
|
Communication and Connectivity
| Specification | Curve 8530 | Redmi Note 7S |
|---|---|---|
| SIM card |
|
|
| 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 | Curve 8530 | Redmi Note 7S |
|---|---|---|
| Radio |
|
|
| Others |
|
|
Other features
| Specification | Curve 8530 | Redmi Note 7S |
|---|---|---|
| Dop |
|
|
