LG K40 vs Xiaomi Poco X4 GT Specs Comparison
Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.
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| LG K40 | Xiaomi Poco X4 GT |
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Released
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March 2019
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Released
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Jun 27, 2022
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5.7-inch · 1440 x 720 px
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6.6-inch · 2460 x 1080 px
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8 MP Main · 5 MP Selfie
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64 MP Main · 16 MP Selfie
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2GB · 16GB
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8GB · 128GB
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3000 mAh
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5080 mAh
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| Check prices | Check prices |
Display
| Size | |
|---|---|
| 5.7-inch | 6.6-inch |
| Resolution | |
| 1440 x 720 px, 18:9 ratio, 282 PPI | 2460 x 1080 px, 20.5:9 ratio, 407 PPI |
| Technology | |
| IPS LCD | IPS LCD |
| Refresh rate | |
| 144Hz | |
| Screen-to-body | |
| 76.28 % | 84.97 % |
| Features | |
| Scratch-resistant glass (Tempered Glass), Ambient light sensor, Proximity sensor | Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor |
Hardware
| System chip | |
|---|---|
| Qualcomm Snapdragon 450 SDM450 (14 nm) | MediaTek Dimensity 8100 SM8250- (5 nm) |
| Processor | |
| Octa-core, 2000 MHz, ARM Cortex-A53, 64-bit | Octa-core, 4x 2.85GHz Cortex-A78 + 4x 2.0GHz Cortex-A55 |
| GPU | |
| Adreno 506 | Mali-G610 MC6 |
| RAM | |
| 2GB (LPDDR3) | 8GB |
| Internal storage | |
| 16GB, available to use: 8 GB | 128GB (UFS 3.1), not expandable |
| Storage expansion | |
| microSDXC up to 2000 GB | |
| OS | |
| Android (8.1 Oreo) | Android (12), Xiaomi MI UI |
| Device type | |
| Smartphone | Smartphone |
Battery
| Capacity | |
|---|---|
| 3000 mAh | 5080 mAh |
| Type | |
| Li - Polymer, Not user replaceable | Not user replaceable |
| Charging | |
| Qualcomm Quick Charge, USB Power Delivery | |
| Max charge speed | |
| Wired: 67.0W | |
Camera
| Rear | |
|---|---|
| Single camera | Triple camera |
| Main camera | |
| 8 MP (PDAF) Specifications: Aperture size: F2.0 Sensor size: 1/3" Pixel size: 1 μm |
64 MP (PDAF) Specifications: Aperture size: F1.9 Pixel size: 0.8 μm |
| Second camera | |
| 8 MP (Ultra-wide) Specifications: Aperture size: F2.2 Sensor size: 1/4" Pixel size: 1.12 μm |
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| Third camera | |
| 2 MP (Macro, Autofocus) Specifications: Aperture size: F2.4 |
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| Flash | |
| LED | LED |
| Video recording | |
| 1920x1080 (Full HD) (30 fps) Features: Video calling, Video sharing |
3840x2160 (4K UHD), 1920x1080 (Full HD), 1280x720 (HD) Features: Time-lapse video, EIS |
| Front | |
| 5 MP (Flash) | 16 MP (HDR, Slow-motion videos), Video capture: 1920x1080 (Full HD) |
Design
| Dimensions | |
|---|---|
| 6.02 x 2.83 x 0.33 inches (153.0 x 71.9 x 8.3 mm) |
6.44 x 2.93 x 0.35 inches (163.6 x 74.3 x 8.9 mm) |
| Weight | |
| 5.11 oz(145.0 g) | 7.05 oz(200.0 g) |
| Materials | |
| Back: Plastic | Frame: Plastic |
| Resistance | |
| Shock; MIL-STD-810 certified | |
| Biometrics | |
| Fingerprint (touch) | 2D Face unlock, Fingerprint (touch) |
| Keys | |
| Left: Volume control; Right: Lock/Unlock key | Right: Volume control, Lock/Unlock key |
| Colors | |
| Black, Gray, Blue | Blue. Black, Silver |
Cellular
| 5G | |
|---|---|
| Bands n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n77, n78, SA, NSA | |
| 4G (FDD) | |
| Bands 2(1900), 4(AWS-1), 5(850), 12(700 a), 13(700 c), 66(AWS-3) | Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT) |
| 4G (TDD) | |
| Bands 38(2600), 40(2300), 41(2600+) | |
| 3G | |
| Bands 5(850), 8(900), 2(1900), 1(2100) | Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900) |
| Data Speed | |
| LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s | LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s |
| SIM type | |
| Nano SIM | Dual Nano SIM |
| HD Voice | |
| Yes | |
Multimedia
| Headphones | |
|---|---|
| 3.5mm jack | 3.5mm jack |
| Speakers | |
| Earpiece, Loudspeaker | Earpiece, Multiple speakers |
| Features | |
| Album art cover, Background playback | Dolby Atmos |
| Screen mirroring | |
| Wireless screen share | Wireless screen share |
| Radio | |
| FM | |
| Additional microphone(s) | |
| Noise cancellation | Noise cancellation, Video recording |
Connectivity & Features
| Bluetooth | |
|---|---|
| 5.0 | 5.3 |
| Wi-Fi | |
| 802.11 a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot | 802.11 a,b,g,n,ac,ax(Wi-Fi 6),dual-band Wi-Fi Direct, Hotspot |
| USB | |
| microUSB, USB 2.0, Features: Charging, OTG, Mass storage device | Type-C (reversible), USB 2.0, Features: Charging, Headphones port, OTG |
| Hearing aid compatible | |
| M3/T3 | |
| Location | |
| GPS, A-GPS, Glonass, Cell ID, Wi-Fi positioning | GPS, A-GPS, Glonass, BeiDou, Dual-band positioning, Cell ID, Wi-Fi positioning |
| Sensors | |
| Accelerometer, Compass | Accelerometer, Gyroscope, Compass |
| Other | |
| NFC, VoIP, Tethering, Computer sync, OTA sync | NFC |
Buyers information
| MSRP | |
|---|---|
| $ 180 | |
Availability
| Officially announced | |
|---|---|
| Feb 20, 2019 | Jun 23, 2022 |
Alternative variants
International version
| System chip | MediaTek Helio P22 MT6762 (12 nm) |
|---|---|
| Processor | Octa-core, 2000 MHz, ARM Cortex-A53, 64-bit |
| GPU | IMG PowerVR GE8320 |
| Internal storage | 32GB, available to use: 20.2 GB |
| Main camera | 16 MP |
| Front | 8 MP |
| 4G (FDD) | Bands 1(2100), 3(1800), 7(2600), 8(900), 20(800 DD) |
| 4G (TDD) | Bands 38(2600) |
| Dual SIM | Yes |
With 256GB internal storage
| Internal storage | 256GB |
|---|---|
for Metro by T-Mobile
| Internal storage | 32GB, available to use: 17.9 GB |
|---|---|
| OS | Android (9.0 Pie) |
| Main camera | 13 MP |
| Front | 5 MP |
| 4G (FDD) | Bands 2(1900), 4(AWS-1), 5(850), 7(2600), 12(700 a), 25(1900+), 26(850+), 66(AWS-3), 71(600) |
| 4G (TDD) | Bands 41(2600+) |
| FCC approval |
Date approved: May 28, 2019 FCC ID value: ZNFX420MM |
| Measured SAR |
Head: 0.51 W/kg Body: 0.98 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 0.98 W/kg Phablet: 3.99 W/kg |
Links
| Full specifications | |
|---|---|
| LG K40 Specs | Xiaomi Poco X4 GT Specs |
| User Reviews | |
| LG K40 User Reviews | Xiaomi Poco X4 GT User Reviews |
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