Lenovo Legion Duel 2 (256GB) vs Asus Zenfone 5Z (ZS621KL 128GB)
Side by side comparison between Lenovo Legion Duel 2 vs Asus Zenfone 5Z phones, differences, pros, cons and full specifications. What's the better?
,
6.92"
AMOLED
AMOLED
1080x2460
64
MP
MP
44mp
12GB
RAM
RAM
Octa-core
5500
mAh
mAh
(Non removable)
vs
6.2"
IPS
IPS
1080x2246
12
MP
MP
8mp
6GB
RAM
RAM
Octa-core
3300
mAh
mAh
(Non removable)
What's the better phone? Lenovo Legion Duel 2 (256GB)
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!
22 Advantages 
8 Advantages | 26 Common items in both devices |
| Aluminum frame, glass front/back |
| 16 million |
| Dual-LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus |
| HDR photo/video on both cameras / HDR photo on both cameras |
| Capacitive |
| +19 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 | ||
| Lenovo Legion Duel 2 (256GB) | Asus Zenfone 5Z (ZS621KL 128GB) | |
| Model | Legion Duel 2 (256GB) | Zenfone 5Z (ZS621KL 128GB) |
| Other model names | Lenovo Legion Phone Duel 2 | Asus Zenfone 5z 6GB RAM (ZS621KL), ASUS_Z01RD |
| Country or region available |  (Global, International) |  India |
| Brand | Lenovo | Asus |
| Release date | 5/10/2021, Announced: 4/8/2021 | 6/1/2018 |
| Depth | 9.9 millimeters (0.39 inches) | 7.9 millimeters (0.31 inches) |
| Size (width x height) | 78.5 x 176 millimeters (3.09 x 6.93 in) | 75.65 x 153 millimeters (2.98 x 6.02 in) |
| Weight | 259 grams (9.07 ounces) | 165 grams (5.78 ounces) |
| Build, materials | Aluminum frame, glass front/back Back: RGB LED light panel | Aluminum frame, glass front/back |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Lenovo Legion Duel 2 (256GB) | Asus Zenfone 5Z (ZS621KL 128GB) | |
| Display type | AMOLED | TFT IPS LCD |
| Screen size | 6.92" inches | 6.2" inches |
| Screen-to-body ratio | ~82.3% (screen-to-body ratio) | ~83.7% (screen-to-body ratio) |
| Display resolution | 1080x2460 pixels | 1080x2246 pixels (18.7:9) |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 388 PPI | 402 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Gorilla Glass |
| Refresh rate | 144Hz | 60Hz |
| Display features | 1300nits[peak] HDR10+ 111% DCI-P3 Touch Sampling Rate: 720Hz | 550nits[typ] |
🤖 Operating System | ||
| Lenovo Legion Duel 2 (256GB) | Asus Zenfone 5Z (ZS621KL 128GB) | |
| System version | Android 11 | Android 8.0 Oreo |
| Firmware update | feature not registered | Android 10 |
| User Interface | ZUI 12.5 | feature not registered |
⚙️ Processor | ||
| Lenovo Legion Duel 2 (256GB) | Asus Zenfone 5Z (ZS621KL 128GB) | |
| Chipset | 64bit: Qualcomm Snapdragon 888 (SM8350) (5nm) | 64bit: Qualcomm Snapdragon 845 MSM8998 (10nm) |
| CPU | Octa-core, 3 processors: 1x 2.84GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core) | Octa-core, 2 processors: 4x 2.7GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 660 (840MHz) | Qualcomm Adreno 630 710Mhz |
| Performance (benchmark) | AnTuTu: 809642 (v9) | feature not registered |
💽 Memory and storage | ||
| Lenovo Legion Duel 2 (256GB) | Asus Zenfone 5Z (ZS621KL 128GB) | |
| RAM memory | 12GB LPDDR5 | 6GB LPDDR4X |
| Internal storage | 256GB (218GB available) UFS 3.1 | 128GB (111GB available) UFS 2.1 |
| External storage | Not supported | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| Lenovo Legion Duel 2 (256GB) | Asus Zenfone 5Z (ZS621KL 128GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card | 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 | 3000/1024 Mbps | 800/100 Mbps |
| Network technology | 2G, 3G, 4G, 5G | 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 | CDMA 800/1900, GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 | UMTS 800/850/900 |
| Primary 4G network | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 32) TD-LTE (34, 38, 39, 40, 41, 42, 43) VoLTE | LTE Cat15 (Bands 1,2,3,5,7,8,18,19,20,26,28) TD-LTE (Bands 38,39,40,41) |
| Primary 5G network | SA/NSA/Sub6 (1, 2, 3, 7, 8, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78, 79) | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | UMTS 850/900/1700/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 32) TD-LTE (34, 38, 39, 40, 41, 42, 43) VoLTE | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 | GPRS, EDGE |
📷 Camera | ||
| Lenovo Legion Duel 2 (256GB) | Asus Zenfone 5Z (ZS621KL 128GB) | |
| Back camera (main camera) | (dual camera) 64 megapixels 16MP ultrawide f/2.2123°16mm1.0µm | (dual camera) 12 megapixels 8MP ultrawide f/2.012mm1/4"1.12µmFF |
| Main camera resolution | 10120x6328 pixels | 4000x3000 pixels |
| Video recording (primary) | 8K UHD (7680x4320) 24 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED flash | Dual-LED flash |
| Focal aperture | f/1.9 (aperture) | f/1.8 (aperture) |
| Focal length | 25mm (lens) | 24mm (lens) |
| Sensor size | 1/1.32" inches | 1/2.55" inches |
| Pixel size | 1µm pixel | 1.4µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS (4-axis): Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Supported | Not supported |
| HDR | HDR photo/video on both cameras | HDR photo on both cameras |
| Camera extras | 8K@24fps 4K@30/60fps 1080p@30/60fps 1080p@240fps (slow motion) HDR10+ | feature not registered |
📸 Front camera | ||
| Lenovo Legion Duel 2 (256GB) | Asus Zenfone 5Z (ZS621KL 128GB) | |
| Front camera (secondary) | 44 megapixels *Motorized pop-up camera (slider) | 8 megapixels |
| Front camera resolution | 7680x5720 pixels | 3264x2448 pixels |
| Video recording (secondary) | 4K UHD (3840x2160) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
| Focal length | 24mm (lens) | 24mm (lens) |
| Sensor size | 1/2.65" inches | 1/4" inches |
| Pixel size | 1µm pixel | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Lenovo Legion Duel 2 (256GB) | Asus Zenfone 5Z (ZS621KL 128GB) | |
| Loudspeaker | Stereo sound with dual speakers Dolby Atmos | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | Not supported | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263 |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, OGG, eAAC+, FLAC |
🔌 Connectivity | ||
| Lenovo Legion Duel 2 (256GB) | Asus Zenfone 5Z (ZS621KL 128GB) | |
| USB | USB 2.0 Type-C, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | Type-C reversible connector | 3.5mm jack |
| TV output | USB Type-C (reversible) | Not supported |
| Bluetooth | 5.2 + A2DP/LE | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Lenovo Legion Duel 2 (256GB) | Asus Zenfone 5Z (ZS621KL 128GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Lenovo Legion Duel 2 (256GB) | Asus Zenfone 5Z (ZS621KL 128GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | Li-Ion: lithium-ion (Non removable) |
| Battery capacity | 5500 mAh | 3300 mAh |
| Charger, watts | 90W Wired fast charging | 18W (9V/2A) Wired fast charging |
| Inductive / wireless charging | Not supported | Not supported |
| Talk time autonomy | feature not registered | 25 hours (1 days) |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Lenovo Legion Duel 2 (256GB) | Asus Zenfone 5Z (ZS621KL 128GB) | |
| 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: Ultimate Black, Titanium White • Built-in two cooling fans • Gaming triggers: 6 pressure sensitive zones: 4 ultrasonic buttons (top), 2 capacitive sliding buttons (back) | • Colors: Midnight Blue, Meteor Silver • 2.5D curved glass screen • 95% DCI-P3 coverage • Supports glove touch • ASUS ZenUI 5.0 • 24-bit/192kHz audio • DTS sound (only headphones) |
☢️ Radiation rate | ||
| Lenovo Legion Duel 2 (256GB) | Asus Zenfone 5Z (ZS621KL 128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 1.04W/kg (head), 0.37W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 1.2W/kg (head), 1.477W/kg (body) |