Realme X7 Max 5G vs Ulefone Armor 21
Realme X7 Max 5G
Ulefone Armor 21
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 28, 34, 38, 39, 40, 41LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 19, 20, 28, 34, 38, 39, 40, 41, 66
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5G network5G band 1, 28, 40, 41, 77, 78, 79 SA/NSA-
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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EV-DO speedEV-DO Rev.A 3.1 Mbps download, 1.8 Mbps uploadEV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
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LTE speedLTE-ALTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2021-052023-05
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Status2021-062023-05
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Design
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BuildGlass front, plastic frame, plastic backPolycarbonate, TPU, metal
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SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
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Height158.5 mm176 mm
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Width73.3 mm81.6 mm
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Thickness8.4 mm18.1 mm
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Weight179 g400 g
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Waterproof-IP68/IP69K (1.5m and 30 mins)
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Dust proof-IP68/IP69K
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MIL-STD-810H-Yes
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ColorsBlack, Milky Way, SilverBlack
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Display
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Display typeSuper AMOLEDIPS LCD
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Physical size6.43 inches6.58 inches
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Resolution1080 x 2400 pixels1080 x 2408 pixels
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Pixel density409 ppi401 ppi
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Display colors1677721616777216
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ProtectionScratch resistant, Dragontrail glassScratch resistant
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Display features120Hz, 1000 nits (peak)-
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Hardware
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CPUOcta-coreOcta-core
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CPUSingle-core 3.0 GHz Cortex-A78Dual-core 2.2 GHz Cortex-A76
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CPU(second)Triple-core 2.6 GHz Cortex-A78Hexa-core 2.0 GHz Cortex-A55
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CPU(third)Quad-core 2.0 GHz Cortex-A55
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ChipsetMediaTek MT6893 Dimensity 1200 5GMediaTek MT8781 Helio G99
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GPUMali-G77 MC9Mali-G57 MC2
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Memory RAM8, 12 GB8 GB
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Internal storage128, 256 GB256 GB
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Memory cardNomicroSD, microSDHC, microSDXC
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Memory card max-2 TB
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StorageUFS 3.1-
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OS
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OSAndroid 11, Realme UI 2.0Android 13
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Main camera
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Camera typeTripleDual
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Main camera(wide) , 64 MP, f/1.8 , 26 mm, 1/1.73" , 0.9 µm(wide) , 64 MP, f/1.9 , 0.8 µm
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(ultrawide) , 8 MP, f/2.3 , 119˚ , 16 mm, 1/4.0" , 1.12 µm(night vision) , 24 MP, f/1.8
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(macro) , 2 MP, f/2.4
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Primary camera resolution9280 x 6920 pixels9280 x 6180 pixels
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Primary camera video4K@30/60fps, 1080p@30/60/480fps, gyro-EIS-
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Primary camera flashdual-LED dual-tone flashLED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocusAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus
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Selfie camera
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Selfie camera typeSingleSingle
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Selfie camera(wide) , 16 MP, f/2.5 , 26 mm, 1/3.0" , 1.0 µm(wide) , 16 MP, f/2.2 , 1.0 µm
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Selfie camera resolution4608 x 3456 pixels4608 x 3456 pixels
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Selfie camera featuresFace unlock, HDRFace unlock, HDR, face detection
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Selfie camera video1080p@30fps1080p@30fps
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Sound
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3.5mm jackYesYes
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LoudspeakerYes, with stereo speakersYes
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EarpieceYesYes
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Multimedia
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RadioNoStereo FM radio, RDS, recording
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11axWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYes-
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WLAN WiFi Dual BandYesYes
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USBType-C 2.0Type-C 2.0
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USB On-The-GoYesYes
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Bluetoothv5.1v5.2
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth AptXaptX HD-
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Infrared-Yes
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NFCYesYes
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GPSYes, with dual-band A-GPSYes, with A-GPS
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GLONASSYesYes
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GALILEOYesYes
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BDSYesYes
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QZSSYes-
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Features
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SensorsAccelerometer, compass, fingerprint, gyroscope, proximityAccelerometer, barometer, compass, fingerprint, gyroscope, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity4500 mAh9600 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingSuperDart Charge (50% in 16 min)Yes, 33W
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Reverse chargingYes-
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Tests and performance
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Antutu711664 (v9)370000 (v9)
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Geekbench(single-core)968 (v5.4)567 (v5.2)
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Geekbench(multi-core)3327 (v5.4)1857 (v5.2)
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Cost
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Price370 USD240 USD