In depth comparison and review of Lenovo ThinkPad E490 (20N9) and Lenovo IdeaPad 320-17AST (Lenovo IdeaPad 320). 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 ThinkPad E490 (20N9) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard comfort
good security features
decent battery life
solid performance
average display quality
heavier design
no thunderbolt support
limited graphics power
Advantages and disadvantages of Lenovo IdeaPad 320-17AST (Lenovo IdeaPad 320) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
ample storage options
decent processor speed
large display size
integrated dvd drive
average battery life
heavy build
lower resolution screen
limited graphics performance
| DESIGN AND DIMENSIONS | Lenovo ThinkPad E490 (20N9) | Lenovo IdeaPad 320-17AST (Lenovo IdeaPad 320) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.9 cm x 24.2 cm x 1.99 cm | 41.8 cm x 29.26 cm x 2.49 cm |
| Weight | 1.75 kg | 2.8 kg |
| Case Material | Aluminum, polycarbonate ABS | - |
| Colour | Black | Platinum grey |
| DISPLAY | Lenovo ThinkPad E490 (20N9) | Lenovo IdeaPad 320-17AST (Lenovo IdeaPad 320) |
|---|
| Screen Size (Type) | 14" - IPS | 17.3" - TN |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1600 x 900 (HD+) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 250 cd/m² | - |
| Features | Anti-glare, 170° viewing angle | Anti-glare |
| PROCESSOR | Lenovo ThinkPad E490 (20N9) | Lenovo IdeaPad 320-17AST (Lenovo IdeaPad 320) |
|---|
| CPU | Intel Core i5 (8th Gen) 8265U / 1.6 GHz | AMD A6 9220 / 2.5 GHz |
|---|---|---|
| Max Turbo Speed | 3.9 GHz | 2.9 GHz |
| Number of Cores | Quad-Core | Dual-Core |
| Cache | 6 MB | 1 MB |
| 64-bit Computing | Yes | Yes |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad E490 (20N9) | Lenovo IdeaPad 320-17AST (Lenovo IdeaPad 320) |
|---|
| RAM | 8 GB (1 x 8 GB) | 4 GB (1 x 4 GB) |
|---|---|---|
| Max RAM Supported | 32 GB | 8 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | 2133 MHz |
| Rated Speed | 2666 MHz | 2133 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 1 |
| Empty Slots | 1 | 0 |
| STORAGE | Lenovo ThinkPad E490 (20N9) | Lenovo IdeaPad 320-17AST (Lenovo IdeaPad 320) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2242 PCIe 3.0 x2 - NVM Express (NVMe) - Toshiba | 1 TB HDD SATA 6Gb/s / 5400 rpm |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad E490 (20N9) | Lenovo IdeaPad 320-17AST (Lenovo IdeaPad 320) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | AMD Radeon R4 |
|---|---|---|
| Camera | Yes - 720p | Yes |
| Resolution | - | 0.3 Megapixel |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, microphone |
| Codec | Conexant CX11880 | - |
| Compliant Standards | High Definition Audio, Dolby Advanced Audio | Dolby Audio |
| COMMUNICATIONS | Lenovo ThinkPad E490 (20N9) | Lenovo IdeaPad 320-17AST (Lenovo IdeaPad 320) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 9260 - M.2 Card | M.2 Card |
| Network Interface | Gigabit Ethernet | 10/100 Ethernet |
| Ethernet Controller | Realtek R8111GUS | - |
| BATTERY | Lenovo ThinkPad E490 (20N9) | Lenovo IdeaPad 320-17AST (Lenovo IdeaPad 320) |
|---|
| Technology | 3-cell Lithium Ion | 2-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 45 Wh | 30 Wh |
| Battery Life | Up to 13 hours | Up to 5.5 hours |
| AC ADAPTER | Lenovo ThinkPad E490 (20N9) | Lenovo IdeaPad 320-17AST (Lenovo IdeaPad 320) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 45 Watt |
| INPUT | Lenovo ThinkPad E490 (20N9) | Lenovo IdeaPad 320-17AST (Lenovo IdeaPad 320) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad | - |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad E490 (20N9) | Lenovo IdeaPad 320-17AST (Lenovo IdeaPad 320) |
|---|
| Interfaces | USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) USB 2.0 HDMI LAN Headphone/microphone combo jack |
USB 3.1 Gen 1/USB 3.0 USB 2.0 HDMI LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (microSD) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Lenovo ThinkPad E490 (20N9) | Lenovo IdeaPad 320-17AST (Lenovo IdeaPad 320) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition | Windows 10 Home 64-bit Edition - English |
|---|
| MISCELLANEOUS | Lenovo ThinkPad E490 (20N9) | Lenovo IdeaPad 320-17AST (Lenovo IdeaPad 320) |
|---|
| Included Accessories | USB-C power adapter | Power adapter |
|---|---|---|
| Security | Trusted Platform Module (TPM 2.0) Security Chip | - |
| Security Slot Type | Kensington security slot | Kensington mini security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested | Administrator password, hard drive password, power-on password |
| Compliant Standards | RoHS | RoHS |
| SAR Value | 0.47 W/kg (body), 0.47 W/kg (limb) | - |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Silver | - |
| Manufacturer Warranty | - | Limited warranty - 1 year - pick-up and return |
| Model Number | - | 17AST 80XW |
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