In depth comparison and review of Lenovo IdeaPad S340-15API (Lenovo IdeaPad S340) and ASUS ROG Zephyrus Duo 16 (GX650PY). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
Advantages and disadvantages of Lenovo IdeaPad S340-15API (Lenovo IdeaPad S340) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
sleek design
lightweight build
decent battery life
fast SSD storage
average display quality
no backlit keyboard
limited port selection
mediocre graphics performance
Advantages and disadvantages of ASUS ROG Zephyrus Duo 16 (GX650PY) based on its technical characteristics, features, user experience, expert reviews and price level.
innovative dual-screen design
powerful gaming performance
high-resolution main display
ample storage options
advanced cooling system
high price point
bulkier than competitors
average battery life
limited port selection
| DESIGN AND DIMENSIONS | Lenovo IdeaPad S340-15API (Lenovo IdeaPad S340) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.8 cm x 24.5 cm x 1.79 cm | 35.5 cm x 26.6 cm x 2.97 cm |
| Weight | 1.8 kg | 2.67 kg |
| Case Material | Aluminum, polycarbonate ABS | - |
| Colour | Abyss blue | Off black |
| DISPLAY | Lenovo IdeaPad S340-15API (Lenovo IdeaPad S340) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Screen Size (Type) | 15.6" - TN | 16" |
|---|---|---|
| LCD Backlight Technology | LED backlight | Mini LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 2560 x 1600 (WQXGA) |
| V-Sync Rate at Max Res. | - | 240 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 220 cd/m² | 1100 cd/m² |
| Colour Gamut | - | 100% DCI-P3 |
| Features | Anti-glare | Anti-glare, 3 ms response rate, FreeSync Premium Pro Technology, Pantone Validated, Dolby Vision, VESA DisplayHDR 1000 |
| PROCESSOR | Lenovo IdeaPad S340-15API (Lenovo IdeaPad S340) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| CPU | AMD Ryzen 3 3200U / 2.6 GHz | AMD Ryzen 9 7945HX / 2.5 GHz |
|---|---|---|
| Max Turbo Speed | 3.5 GHz | 5.4 GHz |
| Number of Cores | Dual-Core | 16-core |
| Cache | L3 - 4 MB | L3 - 64 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo IdeaPad S340-15API (Lenovo IdeaPad S340) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| RAM | 4 GB (provided memory is soldered) | 32 GB |
|---|---|---|
| Max RAM Supported | 12 GB | - |
| RAM Type | DDR4 SDRAM | DDR5 SDRAM |
| Speed | 2400 MHz | - |
| Rated Speed | 2400 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 1 | - |
| STORAGE | Lenovo IdeaPad S340-15API (Lenovo IdeaPad S340) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) | 2 TB SSD M.2 PCIe 4.0 - NVM Express (NVMe), Performance |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad S340-15API (Lenovo IdeaPad S340) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
|---|---|---|
| Graphics Processor (GPU) | AMD Radeon Vega 3 | NVIDIA GeForce RTX 4090 / AMD Radeon 610M |
| Video Memory | - | 16 GB GDDR6 SDRAM |
| Video System Features | - | ROG Boost, Dynamic Boost, MUX Switch |
| Gaming | - | Yes |
| Camera | Yes - 720p | Yes - 1080p |
| Resolution | 1 Megapixel | - |
| Camera Features | Privacy shutter | 30 frames per second |
| Sound | Stereo speakers, dual array microphone | Six speakers, 3-microphone array |
| Compliant Standards | High Definition Audio, Dolby Audio | Dolby Atmos |
| Audio Features | - | Output: Smart Amplification technology; Input: AI noise cancelling |
| COMMUNICATIONS | Lenovo IdeaPad S340-15API (Lenovo IdeaPad S340) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Network Interface | - | 2.5 Gigabit Ethernet |
| Features | Single stream (1x1) | Dual stream (2x2) |
| BATTERY | Lenovo IdeaPad S340-15API (Lenovo IdeaPad S340) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Technology | Lithium Ion | 4-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 52.5 Wh | 90 Wh |
| Battery Life | Up to 8 hours | - |
| AC ADAPTER | Lenovo IdeaPad S340-15API (Lenovo IdeaPad S340) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 330 Watt, 19.5 V, 16.9 A |
| INPUT | Lenovo IdeaPad S340-15API (Lenovo IdeaPad S340) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Type | Keyboard, touchpad | Keyboard, NumberPad, ScreenPad Plus |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | - | Yes (RGB) |
| Features | Multi-touch touchpad, buttonless touchpad | Chiclet keyboard, N-key rollover, per-key RGB, 14" 4K UHD (3840 x 1100) touch display, 1.7mm travel distance |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad S340-15API (Lenovo IdeaPad S340) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Interfaces | USB 3.1 Gen 1 (Always On) USB 3.1 Gen 1 USB-C 3.1 Gen 1 Headphone/microphone combo jack HDMI |
Headphone/microphone combo jack USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) 2 x USB 3.2 Gen 2 HDMI 2.1 LAN USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (microSD, microSDXC UHS-II) |
| SOFTWARE | Lenovo IdeaPad S340-15API (Lenovo IdeaPad S340) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Operating System (OS) | Windows 10 Home in S mode - English | Windows 11 Home |
|---|---|---|
| Software Included | Microsoft Office (30 days trial) | - |
| MISCELLANEOUS | Lenovo IdeaPad S340-15API (Lenovo IdeaPad S340) | ASUS ROG Zephyrus Duo 16 (GX650PY) |
|---|
| Included Accessories | Power adapter | Power adapter, palm rest |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip | Firmware Trusted Platform Module (TPM) Security Chip |
| Features | Administrator password, hard drive password, power-on password, RapidCharge | System password, ASUS Aura Sync technology, Thermal Grizzly Conductonaut, Active Aerodynamic System Plus (AAS Plus), Arc Flow Fans |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3 | TUV Rheinland Low Blue Light Certification |
| SAR Value | 0.847 W/kg (limb), 0.847 W/kg (body) | - |
| ENERGY STAR Certified | Yes | - |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | - |
| Model Number | 15API 81NC | NM010W |
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