Detailed comparison and review of Samsung Galaxy Z Flip and Samsung Galaxy A51 5G. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | Samsung Galaxy Z Flip | Samsung Galaxy A51 5G |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-F700F/DS | SM-A516B/DS | |
| Form Factor | Folder (flip) - touch screen, dual screen | Touch | |
| Height | 167.3 mm | 158.9 mm | Samsung Galaxy Z Flip has greater height than Samsung Galaxy A51 5G. |
| Width | 73.6 mm | 73.6 mm | Both phones are the same width |
| Depth | 6.9 mm | 8.7 mm | Samsung Galaxy Z Flip is narrower than Samsung Galaxy Z Flip. |
| Weight | 183 g | 187 g | Samsung Galaxy Z Flip is lighter than Samsung Galaxy Z Flip. |
| Dimensions Details | Unfolded - 73.6 mm x 6.9 mm x 167.3 mm Folded - 73.6 mm x 15.4 mm x 87.4 mm |
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| Body Colour | Grey | Mirror black | Mirror purple | Prism cube black | Prism cube white | |
| Waterproof (Water-resistant) | - | - | |
| SAR Value | 0.369 W/kg (head), 1.546 W/kg (body) | 1.555 W/kg (body), 0.496 W/kg (head) | |
| Connector Type | USB Type-C - 24 pin USB-C | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM, Electronic SIM card (e-SIM) | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | - | Nano SIM + nano SIM/microSD |
| DISPLAY | Samsung Galaxy Z Flip | Samsung Galaxy A51 5G |
|---|
| Display Type | OLED display | OLED display | |
|---|---|---|---|
| Display Technology | Infinity Flex Dynamic AMOLED | Infinity-O Super AMOLED | |
| Screen Size (Display Size) | 6.7" | 6.5" | Samsung Galaxy Z Flip has larger screen size than Samsung Galaxy A51 5G. |
| Screen Resolution (Display Resolution) | 2636 x 1080 pixels | 2400 x 1080 pixels | Samsung Galaxy Z Flip has better screen resolution than Samsung Galaxy A51 5G. |
| Display Format | Full HD+ | Full HD+ | |
| Pixel Density | 425 ppi | - | |
| Aspect Ratio | 21.9:9 | - | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Display Features | Always-on display, Edge Screen, Edge Lighting, Video Wallpaper | Edge-to-Edge screen | |
| Display Protection (Screen Protector) | Samsung Ultra Thin Glass | - |
| SECOND DISPLAY |
|---|
| Second Display Type | OLED display - colour | - | |
|---|---|---|---|
| Second Display Screen Size | 1.05" | - | |
| Second Display Resolution | 300 x 112 pixels | - | |
| Second Display Colour Depth | 16.7 million colours | - |
| PROCESSOR | Samsung Galaxy Z Flip | Samsung Galaxy A51 5G |
|---|
| Clock Speed | 2.9 GHz | 2.2 GHz | Samsung Galaxy Z Flip has higher clock speed than Samsung Galaxy A51 5G. |
|---|---|---|---|
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| 64-bit Architecture | Yes | Yes | Both phones have 64-bit architecture. |
| MEMORY | Samsung Galaxy Z Flip | Samsung Galaxy A51 5G |
|---|
| RAM | 8 GB | 6 GB | Samsung Galaxy Z Flip has more RAM than Samsung Galaxy A51 5G. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 256 GB | 128 GB | Samsung Galaxy Z Flip has more internal memory than Samsung Galaxy A51 5G. |
| User Memory | 223.3 GB | 105.3 GB | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSDXC - up to 1 TB |
| CAMERA | Samsung Galaxy Z Flip | Samsung Galaxy A51 5G |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 2 | 4 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 48 Megapixel | Samsung Galaxy A51 5G has better camera resolution than Samsung Galaxy Z Flip. |
| Lens Type | Wide-angle lens | - | |
| Lens Aperture | F/1.8 | F/2.0 | Samsung Galaxy Z Flip has better lens aperture than Samsung Galaxy Z Flip. |
| Field of View (FoV) | 78 degree(s) | - | |
| Pixel Size | 1.4 μm | - | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Samsung Galaxy Z Flip has optical stabilisation. |
| Focus Adjustment | Automatic, manual | Automatic | |
| Digital Zoom | 8x | 8x | Both phones have the same digital zoom. |
| Self-Timer Delay | Yes | - | |
| Special Effects | HDR, Grid Line | Bokeh effect | |
| Camera Modes | Slow motion video, Panorama, Pro mode, HYPERLAPSE, Live Focus mode, Super Slow-mo, AR Emoji, Flowers, Greenery, Trees, Sky, Mountains, Beaches, Watersides, Snow, Backlit, Text, Motion Photos, Food, Face, Baby, Person, Dog, Cat, People, Sunset, Sunrise, City, Waterfall, Scenery, Stage, Vehicles, Drinks, Animal, Shoes, Indoor, Clothes, Night view, Live focus video, Filter mode | Slow motion video | |
| Light Source | High CRI LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 60 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, Slo-mo video 1280 x 720 (720p) at 960 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) | Quick Launch, Playback zoom, blink detection, VDIS (Video Digital Image Stabilisation), Tracking AF, Video location tags, location tags, Hyperlapse video support 1080p, Scene Optimiser, Flaw detection, 9.1MP still photos recording 4K video, Shot suggestions, blur detection, HDR10+ recording, Floating shutter button, Super steady, Super Speed Dual Pixel AF, AR Doodle | Live Focus, background blur |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 12 Megapixel | Both phones have the same second camera resolution. |
|---|---|---|---|
| Lens Type (2nd Camera) | Ultra wide-angle lens | Ultra wide-angle lens | |
| Lens Aperture (2nd Camera) | F/2.2 | F/2.2 | Both phones have the same second camera lens aperture. |
| Field of View (2nd Camera) | 123 degree(s) | 123 degree(s) | Both phones have the same second camera lens field of view. |
| 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) | 10 Megapixel | 32 Megapixel | Samsung Galaxy A51 5G has better front camera resolution than Samsung Galaxy Z Flip. |
| Lens Aperture (Front) | F/2.4 | F/2.2 | Samsung Galaxy A51 5G has better front lens aperture than Samsung Galaxy Z Flip. |
| Field of View (Front) | 80 degree(s) | - | |
| Pixel Size (Front) | 1.22 μm | - | |
| Focus Adjustment | Automatic | Focus free | |
| Camera Modes (Front) | Live Focus mode, Live focus video | - |
| BATTERY AND CHARGING | Samsung Galaxy Z Flip | Samsung Galaxy A51 5G |
|---|
| Battery Capacity (Battery Size) | 3300 mAh | 4500 mAh | Samsung Galaxy A51 5G has larger battery capacity than Samsung Galaxy Z Flip. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 2.0, Adaptive Fast Charging | - | Samsung Galaxy Z Flip has fast charging technology. |
| Wireless Charging | Yes | - | Samsung Galaxy Z Flip can be charged wirelessly. |
| Wireless Charging Standards | WPC, Qi, Wireless PowerShare | - | |
| Talk Time | 2100 minutes | 1380 minutes | Samsung Galaxy Z Flip has longer battery life when making calls than Samsung Galaxy A51 5G. |
| Run Time Details | Active online usage (LTE): up to 13 hrs Active online usage (Wi-Fi): up to 13 hrs Playback (wireless video): up to 18 hrs Playback (wireless audio): up to 42 hrs Talk (LTE): up to 2100 min |
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 |
| CELLULAR | Samsung Galaxy Z Flip | Samsung Galaxy A51 5G |
|---|
| Technology | TD-SCDMA / 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 | Bixby | |
| Payment Technology | Samsung Pay | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy Z Flip | Samsung Galaxy A51 5G |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, Gigabit LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1 | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM, 800 CDMA2000 1X, 1900 CDMA2000 1X, 2100 CDMA2000 1X (AWS) | 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 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 29, Band 30, Band 34, Band 38, Band 39, Band 40, Band 41, Band 66 | 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 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 700d, FDD 2300 WCS, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | 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, ANT+ | IEEE 802.11a/b/g/n/ac, ANT+ | |
| Bluetooth | Bluetooth 5.0 LE | Bluetooth 5.0 | |
| NFC | Yes | Yes | Both phones have an NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | SMS, MMS |
| MEDIA | Samsung Galaxy Z Flip | Samsung Galaxy A51 5G |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, DSD, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID, DSD64, DSD128 | WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | |
| Sound Enhancements | Dolby Digital Plus sound, Dolby Digital sound | - |
| FEATURES | Samsung Galaxy Z Flip | 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, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor | Accelerometer, ambient light sensor, gyro sensor, hall sensor, geomagnetic sensor | |
| Security Devices | Face recognition, fingerprint reader (side) | Fingerprint reader (under display) | |
| Additional Phone Features | MU-MIMO technology, Samsung KNOX, High AOP Mic, Smart View, Bixby Vision, Bixby Routines, Intelligent Performance Enhancer, Flex mode, Multi Active Window, Thom Browne Theme | Fast Charging, Samsung KNOX, Bixby Vision, Bixby Routines, Virtual Proximity Sensing |
| OTHERS | Samsung Galaxy Z Flip | Samsung Galaxy A51 5G |
|---|
| Included Accessories | Power adapter, leather cover, Galaxy Watch Active2, gray leather and a black rubber watch straps, Galaxy Buds+ (Thom Browne colors and a grey cradle) | Power adapter | |
|---|---|---|---|
| Compliant Standards | VDE | - |
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