HMD Aura 2 vs HMD Skyline
| Type | Touch | Touch |
| Waterproofness & dust-resistance | IP52, IP54 | IP54 |
| Dimensions | 166.40 x 76.90 x 8.95 mm | 159.84 x 75.66 x 8.90 mm |
| Weight | 185.40 g | 209.50 g |
| Display size | 6.52" | 6.55" |
| Display | Color / IPS TFT 16,7M colors 60 Hz 576 x 1280 px (6.52") 215 ppi | Color / P-OLED 16,7M colors 144 Hz 1080 x 2400 px (6.55") 402 ppi |
| Display protection |   | Corning Gorilla Glass Buy screen protector
|
| Additional display | | |
| Protection of the secondary display | | |
| Standard battery | Li-Ion 5000 mAhBuy powerbank
| Li-Po 4600 mAhBuy powerbank
|
| Quick battery charging |  | |
| Wireless battery charging | | Qi |
| Internal memory | 256 GB | 128 GB, 256 GB |
| RAM memory | 4 GB | 8 GB, 12 GB |
| Memory cards | microSD, microSDHC, microSDXC up to 128 GBBuy memory card | microSD, microSDHC, microSDXC up to 512 GBBuy memory card |
| Operating system | Android 14 Go | Android 14 |
| Processor | Unisoc SC9863A | Qualcomm Snapdragon 7s Gen 2 SM7435-AB |
| Processor clock | 1600 MHz | 2400 MHz |
| GPU | IMG8322 @550 MHz | Adreno 710 |
| Touchscreen | | |
| DualSIM | | |
| SIM cards standard | SingleSIM(nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | nd | dual standby |
| Hybrid DualSIM | nd | nanoSIM, microSD |
| Announced | 1Q 2025 |  |
| Other names | Aura2 | TA-1688; TA-1600; Tomcat |
| GSM frequencies | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 850 900 2100 | 850 900 1700 1900 2100 |
| LTE standard | FDD LTE: 2600, 2100, 1800, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300 | FDD LTE: 2600, 2100, 1900, 1800, 1700, 1500, 900, 850, 800, 700, 600 TDD LTE: 2600, 2500, 2300 |
| Standard 5G | | FDD 5G: 2600, 2100, 1900, 1800, 900, 850, 800, 700, 600 TDD 5G: 3700, 3500, 3500, 2600, 2500, 2300 |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Camera type | Standard | Standard |
| Photo matrix | 13 Mpx | 108 Mpx |
| Optical zoom | | |
| Flash | LED | LED |
| Dual-colour LED flash | | |
| Video resolution | | 3840x2160 px |
| Video formats | H.264, H.265, MPEG4 | H.264, H.265, MPEG4 |
| Additional | AF | AF, EIS, OIS |
| Second camera | | |
| Camera type | nd | Wide-angle |
| Photo matrix | nd | 13 Mpx |
| Optical zoom | nd | |
| Flash | nd | LED |
| Dual-colour LED flash | nd | |
| Additional | nd | FF |
| Third camera | | |
| Camera type | nd | Telephoto |
| Photo matrix | nd | 50 Mpx |
| Optical zoom | nd | |
| Flash | nd | LED |
| Dual-colour LED flash | nd | |
| Additional | nd | AF |
CAMERAS - FRONT
| First camera | | |
| Camera type | Portrait | Portrait |
| Photo matrix | 5 Mpx | 50 Mpx |
| Optical zoom | | |
| Flash | | |
| Dual-colour LED flash | | |
| Additional | FF | AF |
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | v2.0 | v2.0 |
| HSCSD | | |
| HSDPA | 42.20 Mbit/s | 42.20 Mbit/s |
| HSUPA | 5.76 Mbit/s | 5.76 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | - | |
| LTE UP | 51.00 Mbit/s | |
| WIMAX+ | | |
| GPRS | | |
| EDGE | | |
| Bluetooth | v5.2 | v5.2 |
| A2DP Profile | | |
| HDMI | | |
| WiFi | v802.11 b/g/n | v802.11 a/b/g/n/ac/ax/be |
| WiFi frequencies | 2,4 GHz | 2,4 GHz; 5 GHz; 6 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v2.0 Type-C | v2.0 Type-C |
| GPS | | |
| A-GPS | | |
| GLONASS | | |
| Beidou | | |
| Galileo | | |
| QZSS | | |
| NFC | | |
COMMUNICATION AND MESSAGING
| Call waiting | | |
| Conferency | | |
| Call forwarding | | |
| Push To Talk | | |
| Instant Messenger | | |
| SMS | | |
| EMS | | |
| MMS | | |
| Dictionary | T9 | T9 |
| Swype | | |
| e-mail client | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | |
| MP3 | | |
| Stereo speakers | | 2 |
| Audio Jack | 3.5 mm | |
| HD Voice | | |
| Sound formats | AAC, AAC+, AMR, MID, WAV, eAAC+ | AAC, AAC+, AMR, MID, WAV, eAAC+ |
| Polyphony | | |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | ART | ART |
| Videophone | | |
| DVB-H television | | |
| TV-Out | | |
PIM AND ADDITIONAL FUNCTIONS
| Watch | | |
| Stopwatch | | |
| Alarm | | |
| Calculator | | |
| Currency converter | | |
| Organizer | | |
| Calendar | | |
| Flight mode | | |
| SyncML | | |
| Data and fax | | |
| Screensaver | | |
| Themes | | |
| Interchangeable covers | | |
| Voice dial | | |
| Speakerphone | | |
| Recorder | | |
| Vibrations | | |