Motorola Moto G9 Power (XT2091-4) vs Motorola Moto G51 (128GB/6GB)
Side by side comparison between Motorola Moto G9 Power vs Motorola Moto G51 phones, differences, pros, cons and full specifications. What's the better?
,
6.8"
IPS
IPS
720x1640
64
MP
MP
16mp
4GB
RAM
RAM
Octa-core
6000
mAh
mAh
(Non removable)
vs
6.8"
IPS
IPS
1080x2400
50
MP
MP
13mp
6GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Motorola Moto G51 (128GB/6GB)
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!
7 Advantages 
13 Advantages | 30 Common items in both devices |
| 128GB (109GB available) / 128GB (108GB available) |
| eMMC 5.1 |
| Until 1TB microSD, microSDXC / Until 512GB microSD, microSDXC |
| Plastic body, glass front |
| TFT IPS LCD |
| 16 million |
| 6.8" |
| +23 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 G9 Power (XT2091-4) | Moto G51 (128GB/6GB) | |
| Model | Moto G9 Power (XT2091-4) | Moto G51 (128GB/6GB) |
| Other model names | Lenovo Moto G9 Power XT2091-4 | Lenovo Moto G51 5G (XT2171-1, XT2171-2, XT2171-3) |
| Country or region available |   (Latin America), Brazil |  (Global, International) |
| Brand | Motorola | Motorola |
| Release date | 12/5/2020 | 11/30/2021, Announced: 11/3/2021 |
| Depth | 9.7 millimeters (0.38 inches) | 9.1 millimeters (0.36 inches) |
| Size (width x height) | 76.79 x 172.14 millimeters (3.02 x 6.78 in) | 76.5 x 170.5 millimeters (3.01 x 6.71 in) |
| Weight | 221 grams (7.74 ounces) | 208 grams (7.28 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front |
| Protection against water and others | Water repellent nano-coating (don't immerse) | IP52 certified: protection against dust and splashing |
📲 Display | ||
| Moto G9 Power (XT2091-4) | Moto G51 (128GB/6GB) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 6.8" inches | 6.8" inches |
| Screen-to-body ratio | ~83.1% (screen-to-body ratio) | ~85.6% (screen-to-body ratio) |
| Display resolution | 720x1640 pixels (20.5:9) | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 263 PPI | 387 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | 60Hz | 120Hz |
| Display features | Not supported | Not supported |
🤖 Operating System | ||
| Moto G9 Power (XT2091-4) | Moto G51 (128GB/6GB) | |
| System version | Android 10 | Android 11 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | My UX |
⚙️ Processor | ||
| Moto G9 Power (XT2091-4) | Moto G51 (128GB/6GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 662 SM6115 (11nm) | 64bit: Qualcomm Snapdragon 480+ (SM4350-AC) (8nm) |
| CPU | Octa-core, 2 processors: 4x 2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core) | Octa-core, 2 processors: 2x 2.2GHz Kryo 460 (Dual-core) 6x 1.8GHz Kryo 460 (Hexa-core) |
| GPU graphical controller | Qualcomm Adreno 610 950Mhz | Qualcomm Adreno 619 |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Moto G9 Power (XT2091-4) | Moto G51 (128GB/6GB) | |
| RAM memory | 4GB LPDDR4X | 6GB LPDDR4X |
| Internal storage | 128GB (109GB available) eMMC 5.1 | 128GB (108GB available) eMMC 5.1 |
| External storage | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 512GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Moto G9 Power (XT2091-4) | Moto G51 (128GB/6GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 400/150 Mbps | 2000/1024 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| 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 Cat13 (1, 2, 3, 4, 5, 7, 28, 66) VoLTE | LTE Cat15 (1, 2, 3, 5, 7, 8, 18, 20, 26, 28, 32) TD-LTE (38, 40, 41, 42, 43) VoLTE |
| Primary 5G network | Not supported | SA/NSA (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78) |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat15 (1, 2, 3, 5, 7, 8, 18, 20, 26, 28, 32) TD-LTE (38, 40, 41, 42, 43) VoLTE |
| Secondary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
📷 Camera | ||
| Moto G9 Power (XT2091-4) | Moto G51 (128GB/6GB) | |
| Back camera (main camera) | (triple camera) 64 megapixels 2MP macro f/2.4AF 2MP depth f/2.4 | (triple camera) 50 megapixels 8MP ultrawide f/2.2118°1/4"1.12µm 2MP macro f/2.4 |
| Main camera resolution | 10120x6328 pixels | 8160x6120 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 60 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | 26mm lens | feature not registered |
| Sensor size | 1/1.97" inches | 1/2.76" inches |
| Pixel size | 0.7µm pixel | 0.64µm pixel |
| Autofocus | PDAF: 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 | Supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | 1080p@240fps |
📸 Front camera | ||
| Moto G9 Power (XT2091-4) | Moto G51 (128GB/6GB) | |
| Front camera (secondary) | 16 megapixels | 13 megapixels |
| Front camera resolution | 4608x3456 pixels | 4128x3096 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 1µm pixel | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Moto G9 Power (XT2091-4) | Moto G51 (128GB/6GB) | |
| Loudspeaker | Supported | Mono sound (not stereo) Dolby Atmos |
| 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.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Moto G9 Power (XT2091-4) | Moto G51 (128GB/6GB) | |
| USB | USB 2.0 Type-C reversible connector | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 5.1 + 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, GLONASS, GALILEO | A-GPS, GeoTagging, GLONASS, GALILEO |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Moto G9 Power (XT2091-4) | Moto G51 (128GB/6GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Moto G9 Power (XT2091-4) | Moto G51 (128GB/6GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 6000 mAh | 5000 mAh |
| Charger, watts | 20W Wired fast charging | 10W Wired charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Moto G9 Power (XT2091-4) | Moto G51 (128GB/6GB) | |
| Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
| 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: Electric Violet, Metallic Sage | • Colors: Indigo Blue, Aqua Blue, Bright Silver |
☢️ Radiation rate | ||
| Moto G9 Power (XT2091-4) | Moto G51 (128GB/6GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |