Comparison between:
- Vestel Venus V7
- Ulefone Armor 21
Brand and model
Information about the brand, model and model alias (if any) of a specific device.
| Vestel Venus V7 | Ulefone Armor 21 | |
 |  Prices |
Design
Information about the dimensions and weight of the device, shown in different measurement units. Body materials, available colors, certifications.
| Width | 71.8 mm 7.18 cm 0.236 ft 2.827 in | 81.6 mm 8.16 cm 0.268 ft 3.213 in |
| Height | 155.4 mm 15.54 cm 0.51 ft 6.118 in | 176 mm 17.6 cm 0.577 ft 6.929 in |
| Thickness | 8.11 mm 0.811 cm 0.027 ft 0.319 in | 18.1 mm 1.81 cm 0.059 ft 0.713 in |
| Weight | 163 g 0.36 lbs 5.75 oz | 400 g 0.88 lbs 14.11 oz |
| Volume | 90.49 cm³ 5.5 in³ | 259.94 cm³ 15.79 in³ |
| Colors | Black | Black |
| Body materials | Plastic Metal | Polycarbonate TPU Metal |
| Certification | - | IP68 IP69K MIL-STD-810H |
SIM card
The Subscriber Identity Module (SIM) is used in mobile devices for storing data authenticating the subscribers of mobile services.
| SIM card type | Nano-SIM Nano-SIM / microSD | Nano-SIM Nano-SIM / microSD |
| Number of SIM cards | 2 | 2 |
| Features | - | Dual SIM stand-by (Both cards are active. When one is busy, the other is not active) |
Networks
A mobile (cellular) network is a radio system, which allows a large number of mobile devices to communicate with each other.
| GSM | GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz | GSM 850 MHz (B5) GSM 900 MHz (B8) GSM 1800 MHz (B3) GSM 1900 MHz (B2) |
| W-CDMA | - | W-CDMA 850 MHz (B5) W-CDMA 900 MHz (B8) W-CDMA 1700 MHz (B4) W-CDMA 1900 MHz (B2) W-CDMA 2100 MHz (B1) |
| UMTS | UMTS 900 MHz UMTS 2100 MHz | - |
| LTE | LTE 800 MHz LTE 900 MHz LTE 1800 MHz LTE 2100 MHz LTE 2600 MHz | LTE-FDD 700 MHz (B12) LTE-FDD 700 MHz (B17) LTE-FDD 700 MHz (B28) LTE-FDD 800 MHz (B20) LTE-FDD 850 MHz (B5) LTE-FDD 850 MHz (B19) LTE-FDD 900 MHz (B8) LTE-FDD 1700 MHz (B4) LTE-FDD 1700 MHz (B66) LTE-FDD 1800 MHz (B3) LTE-FDD 1900 MHz (B2) LTE-FDD 2100 MHz (B1) LTE-FDD 2600 MHz (B7) LTE-TDD 1900 MHz (B39) LTE-TDD 2000 MHz (B34) LTE-TDD 2300 MHz (B40) LTE-TDD 2500 MHz (B41) LTE-TDD 2600 MHz (B38) |
Mobile network technologies and bandwidth
Communication between devices within mobile networks is realized via various generations of network technologies, which provide different bandwidth.
| Mobile network technologies | UMTS EDGE GPRS HSPA+ LTE Cat 4 | UMTS EDGE GPRS HSPA+ LTE EV-DO Rev. A TD-SCDMA |
Operating system
Operating system is the system software, which manages and controls the functioning of the hardware components of the device.
| Operating system (OS) | Android 9.0 Pie | Android 13 |
System on Chip (SoC)
A system on a chip (SoC) includes into a single chip some of the main hardware components of the mobile device.
| SoC | MediaTek Helio P22 (MT6762) | MediaTek Helio G99 (MT6789) |
| Process technology | 12 nm | 6 nm |
| CPU | 4x 2.0 GHz ARM Cortex-A53, 4x 1.5 GHz ARM Cortex-A53 | 2x 2.2 GHz ARM Cortex-A76, 6x 2.0 GHz ARM Cortex-A55 |
| CPU bits | 64 bit | 64 bit |
| Instruction set | ARMv8-A | ARMv8.2-A |
| CPU cores | 8 | 8 |
| CPU frequency | 2000 MHz | 2200 MHz |
| GPU | IMG PowerVR GE8320 | ARM Mali-G57 MC2 |
| GPU cores | - | 2 |
| GPU frequency | 650 MHz | 1000 MHz |
| RAM capacity | 3 GB | 8 GB |
| RAM type | LPDDR3 | LPDDR4X |
| RAM channels | Single channel | Double channel |
| RAM frequency | 933 MHz | 2133 MHz |
| - | Virtual RAM expansion - 8GB |
Storage
Every mobile device has a built-in storage (internal memory) with a fixed capacity.
| Storage | 32 GB | 256 GB |
| - | UFS 2.1 |
Memory cards
Memory cards are used in mobile devices for expanding their external storage capacity.
| Types | microSD microSDHC microSDXC | microSD microSDHC microSDXC |
Display
The display of a mobile device is characterized by its technology, resolution, pixel density, diagonal length, color depth, etc.
| Type/technology | IPS | IPS |
| Diagonal size | 6.2 in 157.48 mm 15.75 cm | 6.58 in 167.13 mm 16.71 cm |
| Width | 2.65 in 67.42 mm 6.74 cm | 2.69 in 68.4 mm 6.84 cm |
| Height | 5.6 in 142.32 mm 14.23 cm | 6 in 152.5 mm 15.25 cm |
| Aspect ratio | 2.111:1 | 2.23:1 |
| Resolution | 720 x 1520 pixels | 1080 x 2408 pixels |
| Pixel density | 271 ppi 106 ppcm | 401 ppi 157 ppcm |
| Color depth | 24 bit 16777216 colors | 24 bit 16777216 colors |
| Display area | 86.27 % | 72.86 % |
| Other features | Capacitive Multi-touch | Capacitive Multi-touch Scratch resistant |
| 2.5D curved glass screen | Corning Gorilla Glass 5 - 1.1 mm Oleophobic coating 120 Hz refresh rate 240 Hz touch sampling rate 550 cd/m² maximum brightness |
Sensors
Different sensors measure different physical quantities and convert them into signals recognizable by the mobile device.
| Sensors | Proximity Light Accelerometer Fingerprint | Proximity Light Accelerometer Compass Gyroscope Barometer Pedometer Thermometer Geomagnetic Magnetometer Fingerprint Gravity Coulomb counter |
| - | Side-mounted fingerprint sensor |
Rear camera
The primary camera of the mobile device is usually placed on its back and can be combined with one or more additional cameras.
| Sensor model | - | Sony IMX686 Exmor RS |
| Sensor type | CMOS | CMOS BSI |
| Pixel size | - | 0.8 µm 0.000800 mm |
| Aperture | - | f/1.9 |
| Field of view | - | 85 ° |
| Number of lenses | - | 6 |
| Flash type | LED | LED |
| Image resolution | 4160 x 3120 pixels 12.98 MP | 9216 x 6912 pixels 63.7 MP |
| Video resolution | 1920 x 1080 pixels 2.07 MP | 2560 x 1440 pixels 3.69 MP |
| Video FPS | 30 fps | 30 fps |
| Features | Autofocus Continuous shooting Digital zoom Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode | Autofocus 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 (PDAF) |
| Secondary rear camera - 2 MP | Secondary rear camera - 24 MP (Night Vision) Sensor model - OmniVision OV24A1B (#2) Angle of view - 78.1° (#2) Aperture size - f/1.8 (#2) Dual IR Lights (#2) |
Front camera
Modern smartphones have one or more front cameras and their positioning has led to various design concepts – pop-up camera, rotating camera, notch, punch hole, under-display camera, etc.
| Sensor model | - | Sony IMX481 |
| Sensor type | - | CMOS BSI |
| Sensor format | - | 1/3.09" |
| Pixel size | - | 1 µm 0.001000 mm |
| Aperture | - | f/2.2 |
| Field of view | - | 76.6 ° |
| Number of lenses | - | 5 |
| Image resolution | 3264 x 2448 pixels 7.99 MP | 4608 x 3456 pixels 15.93 MP |
| Video resolution | 1280 x 720 pixels 0.92 MP | 2520 x 1440 pixels 3.63 MP |
| Video FPS | 30 fps | 30 fps |
| Features | - | Face unlock HDR Face detection |
Audio
Information about the type of speakers and the audio technologies supported by the device.
| Speaker | Loudspeaker Earpiece | Loudspeaker Earpiece |
| - | Infinite Halo with 18 RGB Lights 122 dB speaker 3.5W 11.5 CC sound cavity Hi-Fi Sound |
Radio
The radio in a mobile device is a built-in FM radio receiver.
| Radio | Yes | Yes |
Tracking/Positioning
Information about the positioning and navigation technologies supported by the device.
| Tracking/Positioning | GPS A-GPS GLONASS | GPS A-GPS GLONASS BeiDou Galileo |
Wi-Fi
Wi-Fi is a technology that provides wireless data connections between various devices within a short range.
| Wi-Fi | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Dual band Wi-Fi Hotspot Wi-Fi Direct | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Dual band Wi-Fi Hotspot Wi-Fi Direct Wi-Fi Display |
Bluetooth
Bluetooth is a standard for secure wireless data transfer between different types of devices over short distances.
| Version | 5.0 | 5.2 |
| Features | A2DP | A2DP LE |
USB
The Universal Serial Bus (USB) is an industry standard that allows different electronic devices to exchange data.
| Connector type | USB Type-C | USB Type-C |
| Version | 2.0 | 2.0 |
| Features | Charging Mass storage On-The-Go | Charging Mass storage On-The-Go |
Headphone jack
The headphone jack is an audio phone connector, a.k.a. an audio jack. The most widely used one in mobile devices is the 3.5 mm headphone jack.
| Headphone jack | Yes | Yes |
Connectivity
Information about other important connectivity technologies supported by the devices.
| Connectivity | Computer sync OTA sync Tethering VoLTE | Computer sync OTA sync Infrared Tethering NFC VoLTE |
Browser
A web browser is a software application for accessing, fetching, displaying and navigating through information on the World Wide Web.
| Browser | HTML HTML5 CSS 3 | HTML HTML5 CSS 3 |
Audio file formats/codecs
Mobile devices support various audio file formats and codecs, which respectively store and code/decode digital audio data.
| Audio file formats/codecs | AAC AMR eAAC+ FLAC MIDI MP3 OGG WMA WAV | AAC AAC+ AMR eAAC+ FLAC MIDI MP3 OGG WMA WAV |
Video file formats/codecs
Mobile devices support various video file formats and codecs, which respectively store and code/decode digital video data.
| Video file formats/codecs | 3GPP AVI H.263 H.264 MKV MP4 WebM WMV Xvid | 3GPP AVI H.263 H.264 H.265 MKV MP4 WebM WMV Xvid |
Battery
The batteries of mobile devices differ in capacity and technology. They provide the electrical charge needed for the functioning of the devices.
| Capacity | 3950 mAh | 9600 mAh |
| Type | Li-Polymer | Li-Polymer |
| 4G talk time | - | 39 h 2340 min 1.6 days |
| 4G stand-by time | - | 522 h 31320 min 21.8 days |
| Charger output power | - | 11 V / 3 A |
| Features | Non-removable | Fast charging Non-removable |
| - | Dock charging - 10 W |
Specific Absorption Rate (SAR)
The SAR rating shows the amount of electromagnetic radiation absorbed by the human body when using a mobile device, expressed in W/kg.
| Head SAR (EU) | - | 0.638 W/kg |
| Body SAR (EU) | - | 0.947 W/kg |
Additional features
Some devices have additional features, different from the standard ones above, but equally important and worth mentioning.
| Additional features | - | Customizable Key uSmart Connector - endoscope microscope |
| Vestel Venus V7 | Ulefone Armor 21 |