LG K40S vs LG Q9
Side-by-side specs and price comparison for buyers in Algeria.
LG K40S
Price coming soon
LG Q9
Price coming soon
Quick Verdict
Who wins each category, side by side.
Better price
Even
Faster chip
Even
Bigger battery
LG K40S
Faster charging
Even
Higher-resolution camera
LG Q9
Better display
LG Q9
Lighter body
LG Q9
Best value for money
Even
Full specs comparison
Display
| Spec | LG K40S | LG Q9 |
|---|---|---|
| Size (inches) | 6.1 | 6.1 |
| Panel Type | IPS LCD | IPS LCD |
| Resolution Height | 1520 | 3120 |
| Resolution Width | 720 | 1440 |
| PPI | 276 | 564 |
| Screen-to-body | 80.4 | 82.6 |
Platform
| Spec | LG K40S | LG Q9 |
|---|---|---|
| CPU | Octa-core 2.0 GHz Cortex-A53 | Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo) |
| GPU | PowerVR GE8320 | Adreno 530 |
| Chipset Name | Helio P22 | Qualcomm MSM8996 Snapdragon 821 |
| Process (nm) | 12 | 14 |
| OS Name | Android | Android |
| OS Version | 9.0 | 8.1 |
Memory
| Spec | LG K40S | LG Q9 |
|---|---|---|
| Card Slot | microSDXC (dedicated slot) | microSDXC (dedicated slot) |
| Variants | 32GB 2GB RAM, 32GB 3GB RAM | 64GB 4GB RAM |
Main Camera
| Spec | LG K40S | LG Q9 |
|---|---|---|
| Video | 1080p@30fps | 4K@30fps |
| Features | LED flash, panorama, HDR | LED flash, HDR, panorama |
| Count | 2 | 1 |
| ultrawide | 5 MP, (ultrawide) | — |
| Wide | 13 MP, f/2.2, 26mm, (wide) | 16 MP, f/2.2, 28mm, (wide) |
Selfie Camera
| Spec | LG K40S | LG Q9 |
|---|---|---|
| Video | 1080p@30fps | 1080p@30fps |
| Features | — | HDR |
| Count | 1 | 1 |
| Lens | 13 MP, f/2 | 8 MP, f/1.9, 26mm, (wide) |
Battery
| Spec | LG K40S | LG Q9 |
|---|---|---|
| Capacity (mAh) | 3500 | 3000 |
| Chemistry | Li-Po | Li-Ion |
| Wired Charging (W) | — | 18 |
Body
| Spec | LG K40S | LG Q9 |
|---|---|---|
| SIM | Nano-SIMNano-SIM + Nano-SIM | Nano-SIMNano-SIM + Nano-SIM |
| Height (mm) | 156.3 | 153.2 |
| Thickness (mm) | 8.6 | 7.9 |
| Weight (g) | 186 | 159 |
| Width (mm) | 73.9 | 71.9 |
Launch
| Spec | LG K40S | LG Q9 |
|---|---|---|
| Announced | 2019, August. Released 2019, September | 2019, January. Released 2019, July |
| Status | Discontinued | Discontinued |
Network
| Spec | LG K40S | LG Q9 |
|---|---|---|
| 2G Bands | GSM 850, 900, 1800, 1900 | GSM 850, 900, 1800, 1900 |
| 3G Bands | HSDPA 850, 900, 1900, 2100 | HSDPA 850, 900, 1900, 2100 |
| 4G Bands | 1, 3, 7, 8, 20 | 1, 3, 5, 7, 8, 28, 38 |
| Speed | HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps | HSPA 42.2/5.76 Mbps, LTE (3CA) Cat11 600/50 Mbps |
| Technology | GSM, HSPA, LTE | GSM, HSPA, LTE |
Connectivity
| Spec | LG K40S | LG Q9 |
|---|---|---|
| Bluetooth | 5 | 5 |
| NFC | Yes (market/region dependent) | Yes |
| Positioning | GPS, GLONASS | GPS, GLONASS, BDS |
| Radio | No | FM radio |
| USB Type | — | Type-C |
| USB Version | 2.0 | 3.1 |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 5 |
Sound
| Spec | LG K40S | LG Q9 |
|---|---|---|
| 3.5mm Jack | Yes | Yes |
| Loudspeaker | Yes | Yes |
Features
| Spec | LG K40S | LG Q9 |
|---|---|---|
| Sensors | Fingerprint (rear-mounted), accelerometer, proximity | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass |
Buying advice for Algeria
Both LG K40S and LG Q9 are sold in Algeria, but they fit different priorities.
LG K40S packs a 3500 mAh battery, which translates to longer screen-on time when you are away from a charger.
LG Q9 reaches a higher main-sensor resolution at 16 MP, which helps with crops and lower-light photos.
Other popular comparisons
Samsung Galaxy S26 Ultra vs Apple iPhone 17 Pro Max
Samsung compared to Apple
Samsung Galaxy S26 Ultra vs Google Pixel 10 Pro XL
Samsung compared to Google
Samsung Galaxy S26 Ultra vs Xiaomi 15 Ultra
Samsung compared to Xiaomi
Apple iPhone 17 Pro Max vs Xiaomi 15 Ultra
Apple compared to Xiaomi
Apple iPhone 17 Pro Max vs Google Pixel 10 Pro XL
Apple compared to Google
Samsung Galaxy S26+ vs Apple iPhone 17
Samsung compared to Apple