BLU G90 Pro vs LG GT540 Optimus
Compare recorded specifications, size and practical differences.
LG GT540 Optimus
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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
GT540 Optimus: 99.5 g lighter
- G90 Pro:
- 215 g
- GT540 Optimus:
- 115.5 g
-
Width
GT540 Optimus: 22.5 mm narrower
- G90 Pro:
- 77 mm
- GT540 Optimus:
- 54.5 mm
-
Screen diagonal
GT540 Optimus: 3.5 in smaller diagonal
- G90 Pro:
- 6.5 in
- GT540 Optimus:
- 3 in
-
Rear camera layout
- G90 Pro:
- Quad
- GT540 Optimus:
- Single
-
Depth
G90 Pro: 2.6 mm thinner
- G90 Pro:
- 10.1 mm
- GT540 Optimus:
- 12.7 mm
-
Height
GT540 Optimus: 53 mm shorter
- G90 Pro:
- 162 mm
- GT540 Optimus:
- 109 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. G90 Pro
- Height:
- 162 mm +53 mm versus GT540 Optimus
- Width:
- 77 mm +22.5 mm versus GT540 Optimus
- Depth:
- 10.1 mm
2. GT540 Optimus
- Height:
- 109 mm
- Width:
- 54.5 mm
- Depth:
- 12.7 mm +2.6 mm versus G90 Pro
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. G90 Pro
- Screen diagonal:
- 6.5 in
- Aspect ratio (height:width):
- 19.5:9
- Approximate rectangular screen area:
- 103.7 cm²
2. GT540 Optimus
- Screen diagonal:
- 3 in
- Aspect ratio (height:width):
- 3:2
- Approximate rectangular screen area:
- 26.8 cm²
G90 Pro has approximately 287% more rectangular screen area than GT540 Optimus.
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 | G90 Pro | GT540 Optimus |
|---|---|---|
| 128 GB | 4 GB RAM | Unknown |
GT540 Optimus: Original memory entry
139 MB · 156 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. G90 Pro
- NFC:
- Unknown
- Headphone jack:
- Yes
- Memory card support:
- See details microSDXC
2. GT540 Optimus
- 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 | G90 Pro | GT540 Optimus |
|---|---|---|
| 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 | G90 Pro | GT540 Optimus |
|---|---|---|
| Touchscreen |
|
|
| Display colors |
|
Unknown |
| Screen area |
|
|
| Screen format |
|
|
| Screen to body ratio |
|
|
| PPI /points per inch/ | Unknown |
|
Camera and Video
| Specification | G90 Pro | GT540 Optimus |
|---|---|---|
| Rear camera, main |
|
|
| Camera specs |
|
|
| Functions |
|
Unknown |
| Video |
|
|
| Front camera, selfie |
|
|
| Specifications |
|
Unknown |
Performance
| Specification | G90 Pro | GT540 Optimus |
|---|---|---|
| Processor CPU |
|
|
| Graphics processor GPU |
|
Unknown |
General specs
| Specification | G90 Pro | GT540 Optimus |
|---|---|---|
| Release date |
|
|
| Colors |
|
|
| Historical recorded price Legacy catalogue value; date unknown. Not a current offer. |
|
|
| Battery life | Unknown |
|
Communication and Connectivity
| Specification | G90 Pro | GT540 Optimus |
|---|---|---|
| SIM card |
|
|
| Network |
|
|
| Speed |
|
|
| GPRS |
|
|
| Edge |
|
|
| Wi-Fi |
|
|
| GPS |
|
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| USB |
|
|
| Bluetooth |
|
|
| Harmful irradiation | Unknown |
|
Music and Audio
| Specification | G90 Pro | GT540 Optimus |
|---|---|---|
| Radio |
|
|
Other features
| Specification | G90 Pro | GT540 Optimus |
|---|---|---|
| Dop |
|
|

