Oppo K11 vs Ulefone Armor 21

At a glance

Brand: Oppo; Ulefone
Release date: July 2023, 2 years 11 months ago; May 2023, 3 years 1 months ago
AnTuTu: 710.657 Antutu v10 Overall performance better than 78% of devices; 411.900 Antutu v10 Overall performance better than 68% of devices

Size: 6.7"; 6.58"
Resolution: 1080 x 2400 px FHD+; 1080 x 2408 px FHD+
Type: AMOLED; LCD IPS
Density: 393 ppi High Density; 367 ppi High Density
Aspect ratio: 20:9; 20:9
Features: Hole-punch Notch, 2160 Hz PWM, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Brightnes 500 cd/m² (typ), Peak brightness - 1100 cd/m², Max brightness HBM - 900 cd/m², TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, Full sRGB standard, 10 Bits panel, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless; Water Drop Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Color LED Notifications, Scratch resistant, Capacitive, Multi-touch, Oleophobic coating

Chipset: Qualcomm Snapdragon 782G; MediaTek Helio G99 (MT6789)
CPU: 1×2.7GHz Cortex A78 +3×2.2GHz Cortex A78 +4×1.9GHz Cortex A55; 2x Cortex A76 2.2 GHz + 6x Cortex A55 2.0 GHz
CPU type: Octa-Core; Octa-Core
Process: 6 nm; 6 nm
Frequency: 2.7 GHz; 2.2 GHz
GPU: Adreno 642L; Mali-G57 MC2
RAM: 8 GB; 8 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 50 Mpx; 64 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.9
Sensor: Sony IMX890; Sony IMX686 Exmor RS
Pixel size: 1.00 µm; 0.80 µm
Sensor size: 1/1.56"; 1/1.7"
Flash: LED; Dual LED
Optical stabilization: Yes; No
Slow motion: Yes, 240 fps; No, 30 fps
Features: 4K Video, Digital zoom, Triple 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, Autofocus, Touch focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Dimensions: 75.5 mm 162.7 mm 8.2 mm Print 3D Model; 81.6 mm 176.0 mm 18.1 mm Print 3D Model
Weight: 184 g; 400 g
Materials: Aluminium alloy; Rugged Smartphone, Polycarbonate
Colors: Blue Gray; Black
Usable surface: 89 %; 77 %
Water/dust resistance: —; IP68, IP69 , MIL-STD-810H
Drop resistance: —; Class A B C D E 270 drops without defects
Repairability: —; Class A B C D E

Operating system: Android 13 Tiramisu ColorOS 13 (Android 13); Android 13 Tiramisu Android 13
Google services: Without 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 5.2 LELow energy consumption; Bluetooth 5.2 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), LE (Low Energy)
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, 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, QZSS, Galileo, BeiDou (B1); GPS, A-GPS, GLONASS, Beidou, Galileo

5G: n1 (2100), n3 (1800), n5 (850), n8 (900), n28a (700), n40 (2300), n41 (2500), n77 (3700), n78 (3500); —
4G LTE: B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500); B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B17 (700), B18 (800), B19 (800), B20 (800), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
3G: B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900); B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
2G: CDMA BC0 (800), B2 (1900), B3 (1800), B5 (850), B8 (900); CDMA BC0 (800), CDMA BC1 (1900), B2 (1900), B3 (1800), B5 (850), B8 (900)