Side by side comparison and review of Ulefone Armor X7 and Samsung Galaxy A51 5G. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Ulefone Armor X7 | Samsung Galaxy A51 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | - | SM-A516B/DS | |
| Form Factor | Touch - Rugged | Touch | |
| Height | 150 mm | 158.9 mm | Samsung Galaxy A51 5G has greater height than Ulefone Armor X7. |
| Width | 78.9 mm | 73.6 mm | Ulefone Armor X7 has greater width than Samsung Galaxy A51 5G. |
| Depth | 14.6 mm | 8.7 mm | Samsung Galaxy A51 5G is narrower than Ulefone Armor X7. |
| Weight | 234 g | 187 g | Samsung Galaxy A51 5G is lighter than Ulefone Armor X7. |
| Body Colour | Orange | Prism cube black | Prism cube white | |
| Body Material | Aluminium alloy, thermoplastic polyurethane (TPU) | - | |
| Protection | Dustproof, waterproof, splash-resistant | - | |
| Waterproof (Water-resistant) | Yes | - | Ulefone Armor X7 is waterproof. |
| IP rating | IEC 60529 IP68, IEC 60529 IP69K | - | |
| SAR Value | 0.793 W/kg (body), 0.8 W/kg (head) | 1.555 W/kg (body), 0.496 W/kg (head) | |
| Connector Type | Headset jack - mini-phone 3.5mm Micro-USB - 5 pin Micro-USB Type B |
USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | Nano SIM + nano SIM/microSD |
| DISPLAY | Ulefone Armor X7 | Samsung Galaxy A51 5G |
|---|
| Display Type | LCD display | OLED display | |
|---|---|---|---|
| Display Technology | IPS | Infinity-O Super AMOLED | |
| Screen Size (Display Size) | 5" | 6.5" | Samsung Galaxy A51 5G has larger screen size than Ulefone Armor X7. |
| Screen Resolution (Display Resolution) | 1280 x 720 pixels | 2400 x 1080 pixels | Samsung Galaxy A51 5G has better screen resolution than Ulefone Armor X7. |
| Display Format | HD+ | Full HD+ | |
| Pixel Density | 294 ppi | - | |
| Colour Depth | - | 16.7 million colours | |
| Display Features | - | Edge-to-Edge screen |
| PROCESSOR | Ulefone Armor X7 | Samsung Galaxy A51 5G |
|---|
| Processor Type (CPU) | MediaTek Helio A20 | - | |
|---|---|---|---|
| Processor Number | MT6761 | - | |
| Clock Speed | 1.8 GHz | 2.2 GHz | Samsung Galaxy A51 5G has higher clock speed than Ulefone Armor X7. |
| Processor Core Qty | Quad-core | 8-core | Samsung Galaxy A51 5G has higher processor core quantity than Ulefone Armor X7. |
| 64-bit Architecture | - | Yes | Samsung Galaxy A51 5G has 64-bit architecture. |
| Graphics System (GPU) | IMG GE8300 | - |
| MEMORY | Ulefone Armor X7 | Samsung Galaxy A51 5G |
|---|
| RAM | 2 GB | 6 GB | Samsung Galaxy A51 5G has more RAM than Ulefone Armor X7. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 16 GB | 128 GB | Samsung Galaxy A51 5G has more internal memory than Ulefone Armor X7. |
| User Memory | - | 105.3 GB | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 128 GB | microSDHC, microSDXC - up to 1 TB |
| CAMERA | Ulefone Armor X7 | Samsung Galaxy A51 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 1 | 4 | |
|---|---|---|---|
| Sensor Resolution | 13 Megapixel | 48 Megapixel | Samsung Galaxy A51 5G has better camera resolution than Ulefone Armor X7. |
| Lens Aperture | F/2.2 | F/2.0 | Samsung Galaxy A51 5G has better lens aperture than Ulefone Armor X7. |
| Lens Construction | 5-element | - | |
| Focus Adjustment | Automatic | Automatic | |
| Digital Zoom | - | 8x | |
| Special Effects | - | Bokeh effect | |
| Camera Modes | Underwater mode | Slow motion video | |
| Light Source | Dual LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps, 854 x 480 (480p) at 30 fps | Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 480 fps | |
| Camera Features (Functions) | - | Live Focus, background blur |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | - | 12 Megapixel | |
|---|---|---|---|
| Lens Type (2nd Camera) | - | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | - | F/2.2 | |
| Field of View (2nd Camera) | - | 123 degree(s) |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | - | 5 Megapixel | |
|---|---|---|---|
| Lens Aperture (3rd Camera) | - | F/2.4 | |
| Camera Functions (3rd Camera) | - | Macro camera |
| FOURTH CAMERA |
|---|
| Sensor Resolution (4th Camera) | - | 5 Megapixel | |
|---|---|---|---|
| Lens Aperture (4th Camera) | - | F/2.2 | |
| Camera Functions (4th Camera) | - | Depth camera |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 5 Megapixel | 32 Megapixel | Samsung Galaxy A51 5G has better front camera resolution than Ulefone Armor X7. |
| Lens Aperture (Front) | F/2.2 | F/2.2 | Both phones have the same front camera lens aperture. |
| Lens Element Qty (Front) | 4-element | - | |
| Focus Adjustment | - | Focus free |
| BATTERY AND CHARGING | Ulefone Armor X7 | Samsung Galaxy A51 5G |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 4500 mAh | Samsung Galaxy A51 5G has larger battery capacity than Ulefone Armor X7. |
|---|---|---|---|
| Standby Time | 430 hours | - | |
| Talk Time | 780 minutes | 1380 minutes | Samsung Galaxy A51 5G has longer battery life when making calls than Ulefone Armor X7. |
| Run Time Details | Talk: up to 780 min Standby: up to 430 hrs Playback (Music): up to 26 hrs Playback (video): up to 9 hrs |
Talk (4G): up to 1380 min Active online usage (LTE): up to 16 hrs Active online usage (Wi-Fi): up to 17 hrs Playback (video): up to 19 hrs Playback (audio): up to 86 hrs |
|
| Battery Technology | Lithium Ion | - |
| CELLULAR | Ulefone Armor X7 | Samsung Galaxy A51 5G |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 5G | Samsung Galaxy A51 5G has more advanced generation mobile network. |
| Operating System | Android 10 | - | |
| Intelligent Assistant | - | Bixby | |
| Payment Technology | Google Pay | - | |
| Navigation | GPS, GLONASS, Galileo | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Ulefone Armor X7 | Samsung Galaxy A51 5G |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | Band 1, Band 2, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 17, Band 19, Band 20 | Band 1, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700b, FDD 800 upper, FDD 800 DD | FDD 2100, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| 5G NR Band | - | N41, n78 | |
| 5G NR Frequency | - | TDD TD 2500, TDD TD 3500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac, ANT+ | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Ulefone Armor X7 | Samsung Galaxy A51 5G |
|---|
| Supported Digital Audio Standards | AAC, AMR, MP3, FLAC | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | |
|---|---|---|---|
| Supported Digital Video Standards | MPEG-4, 3GP | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 |
| FEATURES | Ulefone Armor X7 | Samsung Galaxy A51 5G |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass | Accelerometer, ambient light sensor, gyro sensor, hall sensor, geomagnetic sensor | |
| Security Devices | Face recognition, fingerprint reader | Fingerprint reader (under display) | |
| Additional Phone Features | Face Unlock, Glove mode, notification LED, customised button | Fast Charging, Samsung KNOX, Bixby Vision, Bixby Routines, Virtual Proximity Sensing |
| OTHERS | Ulefone Armor X7 | Samsung Galaxy A51 5G |
|---|
| Included Accessories | USB cable, power adapter, SIM card removal tool, protective film, Sling, plastic spudger | Power adapter | |
|---|---|---|---|
| Compliant Standards | IEC 60529 IP68, MIL-STD 810G, IEC 60529 IP69K | - | |
| Max Depth of Water Resistance | 1.5 m | - | |
| Max Operating Temperature | 60 °C | - | |
| Min Operating Temperature | -20 °C | - |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
