Oppo A40 vs Oppo K13x 5G

At a glance

Brand: Oppo; Oppo
Release date: August 2024, 1 years 9 months ago; February 2026, 3 months ago
AnTuTu: 253.200 Antutu v10 Overall performance better than 59% of devices; 415.000 Antutu v10 Overall performance better than 68% of devices

Size: 6.67"; 6.67"
Resolution: 720 x 1604 px HD+; 720 x 1604 px HD+
Type: LCD IPS; LCD IPS
Density: 264 ppi Medium Density; 264 ppi Medium Density
Aspect ratio: 20:9; 20:9
Features: Hole-punch Notch, Refresh rate 90 Hz, Touch sampling rate 180 Hz, Max brightness HBM - 1000 cd/m², TÜV Rheinland Eye Comfort Certification, HDR10, DCI-P3, 2.5D curved glass screen, Panda glass, 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: Qualcomm Snapdragon 6s Gen1; MediaTek Dimensity 6300
CPU: 4x1.8 GHz Kryo 660 +4x2.1 GHz Kryo 660; 2x2.4 GHz ARM Cortex A76 +6x2.0 GHz ARM Cortex A55
CPU type: Octa-Core; Octa-Core
Process: 11 nm; 6 nm
Frequency: 2.1 GHz; 2.4 GHz
GPU: Adreno 610 GPU; Arm Mali-G57 MC2
RAM: 4 GB; 8 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 50 Mpx; 50 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.8
Pixel size: 0.80 µm; —
Flash: Quad LED; LED
Optical stabilization: Yes; No
Slow motion: Yes, 120 fps; Yes, 120 fps
Features: Flicker sensor, 4K Video, Digital zoom, Dual camera, Digital image stabilization, Optical Stabilization (OIS), Autofocus, Touch focus, Contrast detection autofocus (CDAF), 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: 256 GB; 128 GB
Type: eMMC 5.1 Storage; UFS Storage 2.2
SD slot: Yes , Slot for SD or second SIM card; Yes , Slot for SD or second SIM card

Dimensions: 76.1 mm 165.8 mm 7.7 mm Print 3D Model; 76.2 mm 165.7 mm 7.9 mm Print 3D Model
Weight: 186 g; 194 g
Materials: Plastic; Plastic , Splash resistant design
Colors: Purple Lilac; Black Cyan Rose Gold
Water/dust resistance: IP54 , MIL-STD-810H; IP64
Usable surface: 85 %; 87 %

Operating system: Android 14 Upside-down cake Funtouch OS 14 (Android 14); Android 16 ColorOS 16 (Android 16)
Updates: OS updates: 1 years, Security updates: 3 years; —
Google services: With Google Mobile Services; With Google Mobile Services

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.0 LELow energy consumption; Bluetooth 5.4 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), APT-x, LDAC, SBC, AAC; 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, WiFi 6 (802.11ax); 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; 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, QZSS, Galileo, BeiDou (B1); 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), B13 (700), B17 (700), B18 (800), B19 (800), 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), B6 (800), B8 (900), B19 (800); 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)