Motorola Primus (XT621) vs HMD Skyline (128GB/8GB)
Side by side comparison between Motorola Primus vs HMD Skyline phones, differences, pros, cons and full specifications. What's the better?
,
vs
6.55"
POLED
POLED
1080x2400
108
MP
MP
50mp
8GB
RAM
RAM
Octa-core
4600
mAh
mAh
(Removable)
What's the better phone? HMD Skyline (128GB/8GB)
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!
2 Advantages 
35 Advantages | 14 Common items in both devices |
| 16 million |
| LED flash |
| Capacitive |
| Multitouch |
| Accelerometer |
| Ambient light sensor |
| Proximity sensor |
| +7 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 | ||
| Motorola Primus (XT621) | HMD Skyline (128GB/8GB) | |
| Change model | ||
| Model | Primus (XT621) | Skyline (128GB/8GB) |
| Other model names | Nextel Motorola Primus XT621, Motorola XT621 Primus | HMD Skyline (8GB RAM) TA-1600 |
| Country or region available |   (Global, International), (Latin America) | (Global, International) |
| Brand | Motorola | HMD |
| Release date | 1/1/2013 | 7/19/2024, Announced: 7/18/2024 |
| Depth | 12.3 millimeters (0.48 inches) | 8.9 millimeters (0.35 inches) |
| Size (width x height) | 60 x 119 millimeters (2.36 x 4.69 in) | 75.66 x 159.84 millimeters (2.98 x 6.29 in) |
| Weight | 145 grams (5.08 ounces) | 209 grams (7.32 ounces) |
| Build, materials | feature not registered | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | IP54 certified: protection against dust and splashing |
📲 Display | ||
| Motorola Primus (XT621) | HMD Skyline (128GB/8GB) | |
| Display type | TFT LCD | P-OLED |
| Screen size | 4" inches | 6.55" inches |
| Screen-to-body ratio | ~63.8% (screen-to-body ratio) | ~85.6% (screen-to-body ratio) |
| Display resolution | 480x800 pixels | 1080x2400 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 233 PPI | 402 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass | Gorilla Glass 3 |
| Refresh rate | feature not registered | 144Hz |
| Display features | feature not registered | 1000nits[peak] HDR10 |
🤖 Operating System | ||
| Motorola Primus (XT621) | HMD Skyline (128GB/8GB) | |
| System version | Android 2.3.6 Gingerbread | Android 14 |
| Firmware update | feature not registered | Android 16 |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Motorola Primus (XT621) | HMD Skyline (128GB/8GB) | |
| Chipset | 32bit: Qualcomm Snapdragon S2 MSM8255T (45nm) | 64bit: Qualcomm Snapdragon 7s Gen 2 (SM7435-AB) (4nm) |
| CPU | Single-core, 1 processor: 1x 1.2GHz Scorpion (Single-core) | Octa-core, 2 processors: 4x 2.4GHz ARM Cortex-A78 (Quad-core) 4x 1.95GHz ARM Cortex-A55 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 205 | Qualcomm Adreno 710 (900MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 581402 (v10) Geekbench: 2899 (v6) |
💽 Memory and storage | ||
| Motorola Primus (XT621) | HMD Skyline (128GB/8GB) | |
| RAM memory | 1GB LPDDR2 | 8GB LPDDR5 |
| Internal storage | 4GB (1GB available) | 128GB (101GB available) UFS 2.2 |
| External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Motorola Primus (XT621) | HMD Skyline (128GB/8GB) | |
| Dual-SIM | Not supported | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM |
| Maximum Download / Upload | 7.2 Mbps | 2000/1024 Mbps |
| Network technology | 2G, 3G | 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 | iDEN 800 UMTS 2100/1900/1700 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | Not supported | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 66, 71) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA (1, 2, 3, 5, 7, 8, 20, 25, 28, 38, 40, 41, 48, 66, 71, 77, 78) |
| Primary data network | iDEN, GPRS, EDGE, UMTS, HSDPA, HSUPA | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 66, 71) TD-LTE (38, 40, 41) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
📷 Camera | ||
| Motorola Primus (XT621) | HMD Skyline (128GB/8GB) | |
| Back camera (main camera) | 5 megapixels | (triple camera) 108 megapixels 50MP telephoto f/2.01/2.76"0.64µmPDAF2x-optical-zoom 13MP ultrawide f/2.51/3"1.12µm |
| Main camera resolution | 2592x1944 pixels | 12000x9000 pixels |
| Video recording (primary) | HD (1280x720) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | 1/1.67" inches |
| Pixel size | feature not registered | 0.64µm pixel |
| Autofocus | Not supported | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | Not supported | OIS: Optical stabilization |
| Zoom | Only digital zoom | Digital and optical zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | Not supported | HDR photo on both cameras |
| Camera extras | feature not registered | 4K@30fps 1080p@30fps |
📸 Front camera | ||
| Motorola Primus (XT621) | HMD Skyline (128GB/8GB) | |
| Front camera (secondary) | Not supported | 50 megapixels |
| Front camera resolution | Not supported | 8160x6120 pixels |
| Video recording (secondary) | Not supported | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | feature not registered | f/2.5 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
| Motorola Primus (XT621) | HMD Skyline (128GB/8GB) | |
| Loudspeaker | Supported | Stereo sound with dual speakers OZO audio |
| Active noise cancellation | Not supported | 2 microphones |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263 | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, AAC+ | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Motorola Primus (XT621) | HMD Skyline (128GB/8GB) | |
| USB | MicroUSB 2.0 | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 2.1 + A2DP | 5.2 + A2DP/LE |
| WiFi | 802.11 b/g/n [wifi4] (2.4GHz) | 802.11 a/b/g/n/ac/ax [wifi6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Motorola Primus (XT621) | HMD Skyline (128GB/8GB) | |
| Sensors | Accelerometer Ambient light sensor Proximity sensor | Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Motorola Primus (XT621) | HMD Skyline (128GB/8GB) | |
| Battery type | Li-Ion: lithium-ion (Removable) BP7X | Li-Ion: lithium-ion (Removable) HBA4633AA |
| Battery capacity | 1860 mAh | 4600 mAh |
| Charger, watts | Wired charging | 33W Wired fast charging Reverse charging by cable USB Power Delivery 3.0 |
| Inductive / wireless charging | feature not registered | 15W Qi2 wireless charging 5W Reverse wireless charging |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Motorola Primus (XT621) | HMD Skyline (128GB/8GB) | |
| Call control | Voice recorder | 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 | Not supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, Flash player | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Black • Push-to-Talk (PTT) • WiFi hotspot Java framework | • Colors: Twisted Black, Blue Topaz, Neon Pink |
☢️ Radiation rate | ||
| Motorola Primus (XT621) | HMD Skyline (128GB/8GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 1.23W/kg (head), 0.42W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | 0.73W/kg (head), 0.31W/kg (body) | feature not registered |