Nokia N91 ME vs HTC U20
| Type | Flip | Touch |
| Dimensions | 113.10 x 55.20 x 22.00 mm | 171.20 x 78.10 x 9.40 mm |
| Weight | 160.00 g | 215.50 g |
| Display size | 2.10" | 6.80" |
| Display | Color / TFT 256k colors 176 x 208 px (2.10") 130 ppi | Color / IPS TFT 16M colors 1080 x 2400 px (6.80") 387 ppi |
| Display protection |   | |
| Additional display | | |
| Protection of the secondary display | | |
| Talk time (max.) | 2G: 240 min. (4.0 h) |  |
| Stand-by (max.) | 2G: 190 h. (7.9 days) | |
| Standard battery | Li-Ion 900 mAhBuy powerbank
| Li-Ion 5000 mAhBuy powerbank
|
| Quick battery charging | | Quick Charge 4.0 |
| Wireless battery charging | | |
| Internal memory | 8 GB | 256 GB |
| RAM memory | | 8 GB |
| Memory cards | |  microSD, microSDHC, microSDXC |
| Operating system | Symbian 9.1 | Android 10 |
| Interface | Series 60 3rd Edition | - |
| Processor | - | Qualcomm Snapdragon 765G SM7250-AB |
| Processor clock | - | 2400 MHz |
| GPU | - | Adreno 620 |
| Touchscreen | | |
| DualSIM | | |
| SIM cards standard | | DualSIM(nanoSIM, nanoSIM) |
| DualSIM mode | nd | dual standby |
| Announced | | 2Q 2020 |
| Other names | N91 8GB | U20 5G |
| GSM frequencies | 900 1800 1900 | 850 900 1800 1900 |
| UMTS | 2100 | 850 900 1900 2100 |
| LTE standard | | FDD LTE: 2600, 2100, 1900, 1800, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300, 1900 |
| Standard 5G | | FDD 5G: 2100, 1800, 700 TDD 5G: 3500, 2500 |
| CDMA | | |
| Standard TD-SCDMA | | |
| UMA | | |
CAMERAS - BACK
| First camera | | |
| Camera type | | Standard |
| Photo matrix | 2 Mpx | 48 Mpx |
| Resolution | 1600x1200 px | |
| Optical zoom | | |
| Digital zoom | 8x | |
| Number of lenses | | 5 |
| Flash | | 2x LED |
| Dual-colour LED flash | | |
| Video resolution | | 3840x2160 px |
| Video formats | H.263, MPEG4, RealVideo 8 | H.264, H.265, MPEG4 - 30 fps |
| Additional | - | AF, f/1.8 |
| Second camera | | |
| Camera type | nd | Wide-angle |
| Photo matrix | nd | 8 Mpx |
| Optical zoom | nd | |
| Field of view | nd | 118 ° |
| Flash | nd | 2x LED |
| Dual-colour LED flash | nd | |
| Video formats | nd | H.264, H.265, MPEG4 - 30 fps |
| Additional | nd | FF, f/2.2 |
| Third camera | | |
| Camera type | nd | Macro |
| Photo matrix | nd | 2 Mpx |
| Optical zoom | nd | |
| Focal length | nd | 20 mm |
| Flash | nd | 2x LED |
| Dual-colour LED flash | nd | |
| Video formats | nd | H.264, H.265, MPEG4 - 30 fps |
| Additional | nd | FF, f/2.4 |
| Fourth camera | | |
| Camera type | nd | Depth of field |
| Photo matrix | nd | 2 Mpx |
| Optical zoom | nd | |
| Flash | nd | 2x LED |
| Dual-colour LED flash | nd | |
| Video formats | nd | H.264, H.265, MPEG4 - 30 fps |
| Additional | nd | FF, f/2.4 |
CAMERAS - FRONT
SENSORS
| Accelerometer | | |
| Proximity | | |
| Light | | |
| Magnetometer | | |
| Gyroscope | | |
| Barometer | | |
| Altimeter | | |
| Gravity | | |
| Hall-effect | | |
| Iris scanner | | |
| Fingerprint scanner | | |
| Thermometer | | |
| Hygrometer | | |
Data transfer
| xHTML | | |
| WAP | | v2.0 |
| HSCSD | | |
| HSDPA | | 42.20 Mbit/s |
| HSUPA | | 5.76 Mbit/s |
| HSPA | | |
| HSPA+ | | |
| LTE DL | | 1200.00 Mbit/s |
| LTE UP | | 210.00 Mbit/s |
| WIMAX+ | | |
| GPRS | class 10 | |
| EDGE | class 10 | |
| Bluetooth | | v5.0 |
| A2DP Profile | | |
| HDMI | | |
| WiFi | v802.11 b/g | v802.11 a/b/g/n/ac |
| WiFi frequencies | 2,4 GHz | 2,4 GHz; 5 GHz |
| WiFi Direct | | |
| WiFi Display | | |
| DLNA | | |
| Miracast | | |
| WiFi hotspot | | |
| IrDA | | |
| USB | v1.2 | 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 | v1.2 | |
| Dictionary | T9 | T9 |
| Swype | | |
| e-mail client | POP3, IMAP4, SMTP | POP3, IMAP4, SMTP |
| Hardware QWERTY keyboard | | |
| RSS Reader | | |
Multimedia
| Radio | | |
| MP3 | | |
| Stereo speakers | | |
| Audio Jack | 3.5 mm | 3.5 mm |
| HD Voice | | |
| Sound formats | AAC, AAC+, AMR, M4A, MIDI, MP4, RA, WMA, eAAC+ | AAC, AAC+, AMR, FLAC, MID, OGG, WAV, eAAC+ |
| Polyphony | 64 voices | |
| Video ringtone | | |
| Ring composer | | |
| Games | | |
| Java | MIDP 2.0 3D | 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 | | |