Motorola Moto Z2 Force (XT1789-03) vs Samsung Galaxy A51 (SM-A515F/DS)
Side by side comparison between Motorola Moto Z2 Force vs Samsung Galaxy A51 phones, differences, pros, cons and full specifications. What's the better?
,
5.5"
POLED
POLED
1440x2560
12
MP
MP
5mp
4GB
RAM
RAM
Octa-core
2730
mAh
mAh
(Non removable)
vs
6.5"
AMOLED
AMOLED
1080x2400
48
MP
MP
32mp
4GB
RAM
RAM
Octa-core
4000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A51 (SM-A515F/DS)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
13 Advantages 
16 Advantages | 23 Common items in both devices |
| 4GB LPDDR4 / 4GB LPDDR4X |
| 16 million |
| Only digital zoom |
| LDAF/PDAF: laser/phase detection autofocus / PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| HDR photo on both cameras |
| f/2.0 (aperture) |
| +16 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Moto Z2 Force (XT1789-03) | Galaxy A51 (SM-A515F/DS) | |
| Model | Moto Z2 Force (XT1789-03) | Galaxy A51 (SM-A515F/DS) |
| Other model names | Sprint Lenovo Moto Z2 Force edition XT1789-03 | Samsung Galaxy A51 SM-A515F/DS |
| Country or region available |  USA |  (Latin America) |
| Brand | Motorola | Samsung |
| Release date | 8/1/2017 | 12/16/2019, Announced: 12/12/2019 |
| Depth | 6.1 millimeters (0.24 inches) | 7.9 millimeters (0.31 inches) |
| Size (width x height) | 76 x 155.8 millimeters (2.99 x 6.13 in) | 73.6 x 158.5 millimeters (2.9 x 6.24 in) |
| Weight | 143 grams (5.01 ounces) | 172 grams (6.02 ounces) |
| Build, materials | Aluminum body, glass front | Plastic body, glass front |
| Protection against water and others | Water repellent nano-coating (don't immerse) | Not supported |
📲 Display | ||
| Moto Z2 Force (XT1789-03) | Galaxy A51 (SM-A515F/DS) | |
| Display type | P-OLED | Super AMOLED |
| Screen size | 5.5" inches | 6.5" inches |
| Screen-to-body ratio | ~70.4% (screen-to-body ratio) | ~87.4% (screen-to-body ratio) |
| Display resolution | 1440x2560 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 534 PPI | 405 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | ShatterShield | Gorilla Glass 3 |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | Always-On Display |
🤖 Operating System | ||
| Moto Z2 Force (XT1789-03) | Galaxy A51 (SM-A515F/DS) | |
| System version | Android 7.1.1 Nougat | Android 10 |
| Firmware update | Android 9.0 Pie | Android 13 |
| User Interface | feature not registered | One UI 2.5 / 3.1 / 4.1 / 5.0 |
⚙️ Processor | ||
| Moto Z2 Force (XT1789-03) | Galaxy A51 (SM-A515F/DS) | |
| Chipset | 64bit: Qualcomm Snapdragon 835 (MSM8998) (10nm) | 64bit: Samsung Exynos 9611 (10nm) |
| CPU | Octa-core, 2 processors: 4x 2.35GHz Kryo 280 (Quad-core) 4x 1.9GHz Kryo 280 (Quad-core) | Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A73 (Quad-core) 4x 1.7GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 540 (670-710MHz) | ARM Mali-G72 MP3 (850MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 113051 (v7), 175363 (v8) Geekbench: 5401 (v4.4), 1294 (v5.1) GFXBench: 5.6fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| Moto Z2 Force (XT1789-03) | Galaxy A51 (SM-A515F/DS) | |
| RAM memory | 4GB LPDDR4 | 4GB LPDDR4X |
| Internal storage | 64GB (45GB available) UFS 2.1 | 128GB (107GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Moto Z2 Force (XT1789-03) | Galaxy A51 (SM-A515F/DS) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 450/50 Mbps | 600/150 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat9 (Bands 1, 2, 3, 4, 5, 8, 12, 13, 17, 20, 25, 26) TD-LTE (Bands 41) | LTE Cat12/13 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | Not supported | GPRS, EDGE |
📷 Camera | ||
| Moto Z2 Force (XT1789-03) | Galaxy A51 (SM-A515F/DS) | |
| Back camera (main camera) | (dual camera) 12 megapixels 12MP mono f/2.01/2.9"1.25µmPDAF | (quad camera) 48 megapixels 12MP ultrawide f/2.213mm1.12µm 5MP telephoto f/2.440mm 5MP depth f/2.21/5.0"1.12µm |
| Main camera resolution | 4000x3000 pixels | 8000x6000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED on both cameras | LED flash |
| Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | 1/2.9" inches | 1/2" inches |
| Pixel size | 1.25µm pixel | 0.8µm pixel |
| Autofocus | LDAF/PDAF: laser/phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Moto Z2 Force (XT1789-03) | Galaxy A51 (SM-A515F/DS) | |
| Front camera (secondary) | 5 megapixels | 32 megapixels |
| Front camera resolution | 2592x1944 pixels | 6528x4896 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
| Front flash | Dual-LED | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | feature not registered | 0.8µm pixel |
🔉 Sound and multimedia | ||
| Moto Z2 Force (XT1789-03) | Galaxy A51 (SM-A515F/DS) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM (RDS) |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, OGG, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Moto Z2 Force (XT1789-03) | Galaxy A51 (SM-A515F/DS) | |
| USB | USB 3.1 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | Type-C jack with 3.5mm jack adapter | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Moto Z2 Force (XT1789-03) | Galaxy A51 (SM-A515F/DS) | |
| Sensors | Accelerometer Ambient light sensor Barometer Compass Fingerprint sensor Gyroscope Proximity sensor | Accelerometer Ambient light sensor ANT+ Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Virtual proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Moto Z2 Force (XT1789-03) | Galaxy A51 (SM-A515F/DS) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 2730 mAh | 4000 mAh |
| Charger, watts | 15W Wired fast charging | 15W Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Moto Z2 Force (XT1789-03) | Galaxy A51 (SM-A515F/DS) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black, White/Gold • Sony IMX386 back camera sensor • Slow motion 1080p@120fps | • Colors: Prism, Crush Black, White, Blue, Pink |
☢️ Radiation rate | ||
| Moto Z2 Force (XT1789-03) | Galaxy A51 (SM-A515F/DS) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.369W/kg (head), 1.59W/kg (body) |