Oukitel K3 vs Samsung Galaxy A40
| Type | Touch | Touch | Touch | Touch |
| Dimensions | - | 144.40 x 69.20 x 7.90 mm | 158.00 x 75.30 x 8.80 mm | 161.70 x 77.20 x 8.80 mm |
| Weight | 209.00 g | 140.00 g | 208.00 g | |
| Display size | 5.50" | 5.90" | 6.35" | 6.50" |
| Display | Color / TFT 16M colors 1080 x 1920 px (5.50") 401 ppi | Color / Super AMOLED 16M colors 1080 x 2340 px (5.90") 443 ppi | Color / IPS TFT 16M colors 720 x 1560 px (6.35") 271 ppi | Color / Super AMOLED 16M colors 120 Hz 1080 x 2340 px (6.50") 396 ppi |
| Display protection | Asahi Dragontrail Buy screen protector
| Corning Gorilla Glass Buy screen protector
| Asahi Dragontrail Buy screen protector
| Corning Gorilla Glass Buy screen protector
|
| Additional display | ||||
| Protection of the secondary display | ||||
| Talk time (max.) | 2G: 2400 min. (40.0 h) | 3G: 1080 min. (18.0 h) | 2G: 1970 min. (32.8 h) | 4G: 3060 min. (51.0 h) |
| Stand-by (max.) | 2G: 400 h. (16.7 days) | 3G: 300 h. (12.5 days) | ||
| Playback time (max.) | Audio: 48 h (2.0 days) Video: 11 h (0.5 days) | Audio: 62 h (2.6 days) Video: 14 h (0.6 days) | Audio: 25 h (1.0 days) Video: 5,2 h (0.2 days) | Audio: 158 h (6.6 days) Video: 24 h (1.0 days) |
| Internet browsing time (max.) | nd | WiFi: 11 h (0.5 days) 3G: 9 h (0.4 days) 4G: 11 h (0.5 days) | nd | WiFi: 22 h (0.9 days) 4G: 21 h (0.9 days) |
| Standard battery | Li-Ion 6000 mAhBuy powerbank
| Li-Ion 3100 mAhBuy powerbank
| Li-Ion 3900 mAhBuy powerbank
| Li-Po 6000 mAhBuy powerbank
|
| Quick battery charging | Pump Express | Fast Charging | ||
| Wireless battery charging | ||||
| Internal memory | 64 GB | 64 GB | 64 GB | 128 GB |
| End-user memory | 49.4 GB | 100 GB | ||
| RAM memory | 4 GB | 4 GB | 4 GB | 6 GB, 8 GB |
| Memory cards | microSD, microSDHC, microSDXC up to 256 GBBuy memory card | microSD, microSDHC, microSDXC up to 512 GBBuy memory card | microSD, microSDHC, microSDXC up to 128 GBBuy memory card | microSD, microSDHC, microSDXC up to 1000 GBBuy memory card |
| Operating system | Android 7.0 Nougat | Android 9.0 Pie | Android 9.0 Pie | Android 13 |
| Processor | MediaTek MT6750T | Samsung Exynos 7904 | MediaTek Helio P23 MT6763 | Samsung Exynos 1280 S5E8825 |
| Processor clock | 1500 MHz | 1800 MHz | 2000 MHz | 2400 MHz |
| GPU | ARM Mali-T860 MP2 @500 | ARM Mali-G71 MP2 | ARM Mali-G71 MP2 @700 MHz | ARM Mali-G68 @1 GHz |
| Touchscreen | ||||
| SAR (10g) | 1,34 W/kg | |||
| DualSIM | ||||
| SIM cards standard | DualSIM(nanoSIM, nanoSIM) | SingleSIM(nanoSIM) | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | dual standby | nd | dual standby | dual standby |
| Hybrid DualSIM | nd | nanoSIM, microSD | ||
| Announced | 3Q 2017 | 1Q 2019 | 3Q 2019 | 3Q 2023 |
| Other names | - | SM-A405F | - | SM-M346B/DS |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 900 1900 2100 | 850 900 1900 2100 | 850 900 1900 2100 | 850 900 1900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1800, 900, 800 | FDD LTE: 2600, 2100, 1800, 900, 850, 800 TDD LTE: 2600, 2500, 2300 | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300 |
| Standard 5G | FDD 5G: 2600, 2100, 1800, 1700, 900, 850, 700 TDD 5G: 3500, 2600, 2500, 2300 | |||
| CDMA | ||||
| Standard TD-SCDMA | 1900 2000 | |||
| UMA |



