Xiaomi Mi A3 (64GB) vs LG Optimus Chat C550
Side by side comparison between Xiaomi Mi A3 vs LG Optimus Chat C550 phones, differences, pros, cons and full specifications. What's the better?
,
6.088"
AMOLED
AMOLED
720x1560
48
MP
MP
32mp
4GB
RAM
RAM
Octa-core
4030
mAh
mAh
(Non removable)
vs
2.8"
TFT
TFT
320x480
3.1
MP
MP
512MB
RAM
RAM
Single-core
1500
mAh
mAh
(Removable)
What's the better phone? Xiaomi Mi A3 (64GB)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
29 Advantages 
2 Advantages | 13 Common items in both devices |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| Capacitive |
| Multitouch |
| Accelerometer |
| Compass |
| Proximity sensor |
| +6 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Xiaomi Mi A3 (64GB) | LG Optimus Chat C550 | |
| Model | Xiaomi Mi A3 (64GB) | Optimus Chat C550 |
| Other model names | Xiaomi Mi A3 (Android One), M1906F9SH, M1906F9SI | LG C550 Optimus Chat, LG Optimus Chat C550 |
| Country or region available |  (Global, International) | feature not registered |
| Brand | Xiaomi | LG |
| Release date | 7/24/2019, Announced: 7/17/2019 | 3/1/2011 |
| Depth | 8.5 millimeters (0.33 inches) | 16.25 millimeters (0.64 inches) |
| Size (width x height) | 71.85 x 153.48 millimeters (2.83 x 6.04 in) | 59 x 109 millimeters (2.32 x 4.29 in) |
| Weight | 174 grams (6.09 ounces) | 122 grams (4.27 ounces) |
| Build, materials | Aluminum frame, glass front/back | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Xiaomi Mi A3 (64GB) | LG Optimus Chat C550 | |
| Display type | Super AMOLED | TFT LCD |
| Screen size | 6.088" inches | 2.8" inches |
| Screen-to-body ratio | ~82.5% (screen-to-body ratio) | ~36.3% (screen-to-body ratio) |
| Display resolution | 720x1560 pixels (19.5:9) | 320x480 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 282 PPI | 206 PPI |
| Colors | 16 million | 260 thousand |
| Scratch-resistant glass | Gorilla Glass 5 | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Xiaomi Mi A3 (64GB) | LG Optimus Chat C550 | |
| System version | Android 9.0 Pie | Android 2.2.1 Froyo |
| Firmware update | Android 11 | feature not registered |
| User Interface | Android One | feature not registered |
⚙️ Processor | ||
| Xiaomi Mi A3 (64GB) | LG Optimus Chat C550 | |
| Chipset | 64bit: Qualcomm Snapdragon 665 (SM6125) (11nm) | 32bit: Qualcomm MSM7227 |
| CPU | Octa-core, 2 processors: 4x 2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core) | Single-core, 1 processor: 1x 600MHz ARM1136EJ-S (Single-core) |
| GPU graphical controller | Qualcomm Adreno 610 | Qualcomm Adreno 200 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Xiaomi Mi A3 (64GB) | LG Optimus Chat C550 | |
| RAM memory | 4GB LPDDR4X | 512MB |
| Internal storage | 64GB (49GB available) UFS 2.1 | 140MB |
| External storage | Until 512GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 32GB microSD, microSDHC (dedicated slot) |
📶 Mobile networks | ||
| Xiaomi Mi A3 (64GB) | LG Optimus Chat C550 | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) Standard mini-SIM (2FF) |
| Maximum Download / Upload | 450/50 Mbps | 7.2/5.76 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 900/1700/2100 |
| Primary 4G network | LTE Cat9 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40) VoLTE | Not supported |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | CSD, GPRS, EDGE, UMTS, HSDPA, HSUPA |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+ | Not supported |
📷 Camera | ||
| Xiaomi Mi A3 (64GB) | LG Optimus Chat C550 | |
| Back camera (main camera) | (triple camera) 48 megapixels 8MP ultrawide f/2.21/4.0"1.12µm 2MP depth f/2.4 | 3.1 megapixels |
| Main camera resolution | 8000x6000 pixels | 2048x1536 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | VGA (640x480) 30 fps |
| Flash | LED flash | Not supported |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/2" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | feature not registered |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | feature not registered |
| BSI sensor | Not supported | feature not registered |
| HDR | HDR photo on both cameras | feature not registered |
| Camera extras | 1080p@120fps | feature not registered |
📸 Front camera | ||
| Xiaomi Mi A3 (64GB) | LG Optimus Chat C550 | |
| Front camera (secondary) | 32 megapixels | Not supported |
| Front camera resolution | 6528x4896 pixels | Not supported |
| Video recording (secondary) | Full HD (1920x1080) | Not supported |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/2.8" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Xiaomi Mi A3 (64GB) | LG Optimus Chat C550 | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | 2 microphones or more | feature not registered |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263, WMV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Xiaomi Mi A3 (64GB) | LG Optimus Chat C550 | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 2.1 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 b/g [wifi3] (2.4GHz) |
| DLNA | Not supported | feature not registered |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging |
| NFC | Not supported | Not supported |
| Infrared port | Supported | feature not registered |
🧭 Sensors | ||
| Xiaomi Mi A3 (64GB) | LG Optimus Chat C550 | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Xiaomi Mi A3 (64GB) | LG Optimus Chat C550 | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Removable) |
| Battery capacity | 4030 mAh | 1500 mAh |
| Charger, watts | 18W (9V/2A) Wired fast charging Quick Charge 3 | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | 5 hours |
| Standby | feature not registered | 440 hours (18.3 days) |
➕ Other features | ||
| Xiaomi Mi A3 (64GB) | LG Optimus Chat C550 | |
| Call control | Voice dialing, Voice recorder | Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Not supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Retractable QWERTY keyboard |
| Miscellaneous | • Colors: Gray, White, Blue | • Colors: Black, Silver, Blue, Red, Pink • LG 3Way Sync • Wi-Fi Direct • Wi-Fi hotspot • Java framework |
☢️ Radiation rate | ||
| Xiaomi Mi A3 (64GB) | LG Optimus Chat C550 | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |