Cubot A40 vs Oppo K13x 5G

At a glance

Brand: Cubot; Oppo
Release date: July 2025, 11 months ago; February 2026, 4 months ago
AnTuTu: 240.000 Antutu v10 Overall performance better than 58% of devices; 415.000 Antutu v10 Overall performance better than 68% of devices

Size: 6.88"; 6.67"
Resolution: 720 x 1640 px HD+; 720 x 1604 px HD+
Type: LCD IPS; LCD IPS
Density: 260 ppi Medium Density; 264 ppi Medium Density
Aspect ratio: 20:9; 20:9
Features: Water Drop Notch, Refresh rate 120 Hz, Refresh rate 90 Hz, Brightnes 450 cd/m² (typ), 2.5D curved glass screen, Corning Gorilla Glass 5, Capacitive, Multi-touch, Frameless; Hole-punch Notch, Refresh rate 120 Hz, Brightnes 800 cd/m² (typ), Max brightness HBM - 1000 cd/m², DCI-P3, sRGB standard, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: Unisoc Tiger T606; MediaTek Dimensity 6300
CPU: 2x1.6 GHz Cortex A75 + 6x1.6 GHz Cortex A55; 2x2.4 GHz ARM Cortex A76 +6x2.0 GHz ARM Cortex A55
CPU type: Octa-Core; Octa-Core
Process: 12 nm; 6 nm
Frequency: 1.6 GHz; 2.4 GHz
GPU: ARM Mali-G57; Arm Mali-G57 MC2
RAM: 4 GB; 8 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 48 Mpx; 50 Mpx
Aperture: ƒ/ 2.2; ƒ/ 1.8
Flash: LED; LED
Optical stabilization: No; No
Slow motion: No, 30 fps; Yes, 120 fps
Features: Digital zoom, Triple camera, Autofocus, Touch focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; Digital zoom, Dual camera, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Front Flash

Capacity: 64 GB; 128 GB
SD slot: Yes , Slot for SD or second SIM card; Yes , Slot for SD or second SIM card
Type: —; UFS Storage 2.2

Dimensions: 78.1 mm 172.3 mm 8.8 mm Print 3D Model; 76.2 mm 165.7 mm 7.9 mm Print 3D Model
Weight: 198 g; 194 g
Materials: Plastic , Faux leather; Plastic , Splash resistant design
Colors: Black Gray Purple; Black Cyan Rose Gold
Drop resistance: Class A B C D E 270 drops without defects; —
Repairability: Class A B C D E; —
Usable surface: 83 %; 87 %
Water/dust resistance: —; IP64

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.0; Bluetooth 5.4 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile); A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), APT-x, SBC, AAC
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac; 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Wi-Fi features: Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO; Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
USB: USB Type-C; USB Type-C
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou, Galileo; GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo

4G LTE: B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B17 (700), B20 (800), B26 (850), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100); B1 (2100), B3 (1800), B5 (850), B8 (900), B28b (700), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900); B1 (2100), B8 (900)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B3 (1800), B8 (900)
5G: —; n1 (2100), n3 (1800), n5 (850), n8 (900), n28a (700), n40 (2300), n41 (2500), n77 (3700), n78 (3500)