| LG Optimus LTE SU640 |
Xiaomi Redmi Note 9 Pro |
||||
 |
VS |
 |
|||
|
|||||
| Hardware and OS | LG Optimus LTE SU640 | Xiaomi Redmi Note 9 Pro |
| Operating system | Android 2.3.5 (Gingerbread), upgradable to 4.0 (Ice Cream Sandwich) | Android 10.0; MIUI 11 |
| Processor | Dual-core 1.5 GHz Scorpion | Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver) |
| Chipset | Qualcomm MSM8660 Snapdragon S3 | Qualcomm SM7125 Snapdragon 720G (8 nm) |
| GPU | Adreno 220 | Adreno 618 |
| Internal memory | 4 GB, 1 GB RAM | 64GB 4GB RAM, 128GB 6GB RAM |
| External memory | microSD, up to 32 GB (dedicated slot), 16 GB included | microSDXC (dedicated slot) |
| Display | LG Optimus LTE SU640 | Xiaomi Redmi Note 9 Pro |
| Type | HD-IPS LCD | IPS LCD |
| Size | 4.5" inc | 6.67" inc |
| Resolution | 720 x 1280 px | 1080 x 2400 px |
| Touchscreen | capacitive touchscreen | capacitive touchscreen |
| Protection | Corning Gorilla Glass 5 | |
| Screen-to-Body Ratio | 61.9% | 84.5% |
| Display area | 55.8 cm2 | 107.4 cm2 |
| Display aspect ratio | 16:9 (height:width) | 20:9 (height:width) |
| Pixel Density | 326 PPI | 395 PPI |
| Colors | 16M | 16M |
| Other | True HD Graphic Engine | 450 nits typ. brightness (advertised) |
| Connectivity | LG Optimus LTE SU640 | Xiaomi Redmi Note 9 Pro |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | HSDPA 850 / 1900 | HSDPA 850 / 900 / 1900 / 2100 |
| 4G Network | LTE 800 | LTE band 1(2100), 3(1800), 5(850), 8(900), 40(2300), 41(2500) |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| Network | GSM / HSPA / LTE | GSM / HSPA / LTE |
| SIM card | Mini-SIM | Dual SIM (Nano-SIM, dual stand-by) |
| Bluetooth | 3.0, A2DP | 5.0, A2DP, LE |
| Edge | No | Yes |
| GPRS | No | Yes |
| GPS | Yes, with A-GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS, NavIC |
| Speed | HSPA, LTE | HSPA 42.2/5.76 Mbps, LTE-A |
| USB | microUSB 2.0 (MHL TV-out) | 2.0, Type-C 1.0 reversible connector |
| Camera | LG Optimus LTE SU640 | Xiaomi Redmi Note 9 Pro |
| Main camera | 8 MP, Single | 48 MP, Quad |
| Specs | 8 MP, AF | 48 MP, f/1.8, (wide), 1/2.25", 0.8µm, PDAF -8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm -5 MP, f/2.4, (macro), 1.12µm -2 MP, f/2.4, (depth) |
| Features | LED flash | LED flash, HDR, panorama |
| Video | 1080p@30fps | 2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS |
| Selfie camera | 1.3 MP, Single | 16 MP, Single |
| Multimedia | LG Optimus LTE SU640 | Xiaomi Redmi Note 9 Pro |
| 3.5 mm Jack | Yes | Yes |
| Radio | No | FM radio, recording |
| Design | LG Optimus LTE SU640 | Xiaomi Redmi Note 9 Pro |
| Colors | Black, White | Aurora Blue, Glacier White, Interstellar Black |
| Dimensions | 132.9 x 67.9 x 10.4 mm | 165.8 x 76.7 x 8.8 mm |
| Weight | 135 g | 209 g |
| Body build | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame | |
| Battery | LG Optimus LTE SU640 | Xiaomi Redmi Note 9 Pro |
| Battery capacity | 1830 mAh, Removable Li-Ion | 5020 mAh, Non-removable Li-Po |
| Battery life | Stand by time- Up to 400 h Talking time- Up to 7 h | |
| Other | LG Optimus LTE SU640 | Xiaomi Redmi Note 9 Pro |
| Release date | 2011, October | 2020, March 12 |
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass , Infrared port |
