Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM) vs Lenovo Vibe Z2 Pro (K920)
Side by side comparison between Samsung Galaxy M51 vs Lenovo Vibe Z2 Pro phones, differences, pros, cons and full specifications. What's the better?
,
6.7"
AMOLED
AMOLED
1080x2340
64
MP
MP
32mp
8GB
RAM
RAM
Octa-core
7000
mAh
mAh
(Non removable)
vs
6"
IPS
IPS
1440x2560
16
MP
MP
5mp
3GB
RAM
RAM
Quad-core
4000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
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!
18 Advantages 
6 Advantages | 25 Common items in both devices |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus / Autofocus |
| 4K UHD (3840x2160) |
| (front) Full HD (1920x1080) |
| 4G LTE-A |
| Capacitive |
| +18 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 | ||
| Galaxy M51 (SM-M515F/DSN 8GB RAM) | Lenovo Vibe Z2 Pro (K920) | |
| Model | Galaxy M51 (SM-M515F/DSN 8GB RAM) | Vibe Z2 Pro (K920) |
| Other model names | Samsung Galaxy M51 SM-M515F/DSN (8GB RAM) | Phablet Lenovo K920 Vibe Z2 Pro LTE-A |
| Country or region available |    India, Malaysia, Turkey | feature not registered |
| Brand | Samsung | Lenovo |
| Release date | 9/11/2020 | 9/1/2014 |
| Depth | 9.5 millimeters (0.37 inches) | 7.7 millimeters (0.3 inches) |
| Size (width x height) | 76.3 x 163.9 millimeters (3 x 6.45 in) | 81.3 x 156 millimeters (3.2 x 6.14 in) |
| Weight | 213 grams (7.46 ounces) | 179 grams (6.27 ounces) |
| Build, materials | Plastic body, glass front | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Galaxy M51 (SM-M515F/DSN 8GB RAM) | Lenovo Vibe Z2 Pro (K920) | |
| Display type | Super AMOLED Plus | TFT IPS LCD |
| Screen size | 6.7" inches | 6" inches |
| Screen-to-body ratio | ~88.1% (screen-to-body ratio) | ~78.3% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels (19.5:9) | 1440x2560 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 385 PPI | 490 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 3 | Gorilla Glass 3 |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Galaxy M51 (SM-M515F/DSN 8GB RAM) | Lenovo Vibe Z2 Pro (K920) | |
| System version | Android 10 | Android 4.4.2 KitKat |
| Firmware update | Android 11 | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Galaxy M51 (SM-M515F/DSN 8GB RAM) | Lenovo Vibe Z2 Pro (K920) | |
| Chipset | 64bit: Qualcomm Snapdragon 730G (SM7150-AB) (8nm) | 32bit: Qualcomm Snapdragon 801 MSM8974-AC (28nm) |
| CPU | Octa-core, 2 processors: 2x 2.2GHz Kryo 470 Gold (Dual-core) 6x 1.8GHz Kryo 470 Silver (Hexa-core) | Quad-core, 1 processor: 4x 2.5GHz Krait 400 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 618 (700MHz) | Qualcomm Adreno 330 578Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Galaxy M51 (SM-M515F/DSN 8GB RAM) | Lenovo Vibe Z2 Pro (K920) | |
| RAM memory | 8GB LPDDR4X | 3GB LPDDR3 |
| Internal storage | 128GB (106GB available) eMMC 5.1 | 32GB |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Galaxy M51 (SM-M515F/DSN 8GB RAM) | Lenovo Vibe Z2 Pro (K920) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) micro-SIM (3FF) |
| Maximum Download / Upload | 400/50 Mbps | 150/50 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 | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE | LTE 800/850/900/1800/2100/2600 |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| Galaxy M51 (SM-M515F/DSN 8GB RAM) | Lenovo Vibe Z2 Pro (K920) | |
| Back camera (main camera) | (quad camera) 64 megapixels 12MP ultrawide f/2.2123° 5MP macro f/2.4 5MP depth f/2.4 | 16 megapixels |
| Main camera resolution | 10120x6328 pixels | 4608x3456 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | feature not registered |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/1.73" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
| Autofocus | PDAF: phase detection autofocus | Autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | feature not registered |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo on both cameras | HDR photo only main camera |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Galaxy M51 (SM-M515F/DSN 8GB RAM) | Lenovo Vibe Z2 Pro (K920) | |
| Front camera (secondary) | 32 megapixels | 5 megapixels |
| Front camera resolution | 6528x4896 pixels | 2592x1944 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | feature not registered |
| Focal length | 26mm (lens) | feature not registered |
| Sensor size | 1/2.8" inches | feature not registered |
| Pixel size | 0.8µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Galaxy M51 (SM-M515F/DSN 8GB RAM) | Lenovo Vibe Z2 Pro (K920) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+ |
🔌 Connectivity | ||
| Galaxy M51 (SM-M515F/DSN 8GB RAM) | Lenovo Vibe Z2 Pro (K920) | |
| USB | USB 2.0 Type-C reversible connector | MicroUSB 2.0 |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 5.0 + A2DP/LE | 4.0 + A2DP |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou | A-GPS, GeoTagging, GLONASS |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Galaxy M51 (SM-M515F/DSN 8GB RAM) | Lenovo Vibe Z2 Pro (K920) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Galaxy M51 (SM-M515F/DSN 8GB RAM) | Lenovo Vibe Z2 Pro (K920) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 7000 mAh | 4000 mAh |
| Charger, watts | 25W Wired fast charging Reverse charging by cable | Wired charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | 64 hours (2.7 days) | 45 hours (1.9 days) |
| Standby | feature not registered | 940 hours (39.2 days) |
➕ Other features | ||
| Galaxy M51 (SM-M515F/DSN 8GB RAM) | Lenovo Vibe Z2 Pro (K920) | |
| Call control | Voice dialing, Voice recorder, Voice commands | 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: Celestial Black, Electric Blue • One UI 2.1, 3.1 | • Colors: Black, White, Gold • WiFi hotspot • Java framework |
☢️ Radiation rate | ||
| Galaxy M51 (SM-M515F/DSN 8GB RAM) | Lenovo Vibe Z2 Pro (K920) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.609W/kg (head), 1.446W/kg (body) | feature not registered |