In depth comparison and review of Lenovo IdeaPad 520-15IKB (80YL) and ASUS X515JA (EJ3921W). 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 ASUS X515JA (EJ3921W) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
lightweight design
adequate performance
good connectivity options
average battery life
modest display resolution
limited upgrade options
integrated graphics only
| DESIGN AND DIMENSIONS | Lenovo IdeaPad 520-15IKB (80YL) | ASUS X515JA (EJ3921W) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 37.8 cm x 26 cm x 2.2 cm | 36.02 cm x 23.49 cm x 1.99 cm |
| Weight | 2.2 kg | 1.8 kg |
| Case Material | Metal | Plastic |
| Colour | Iron grey | Slate grey |
| DISPLAY | Lenovo IdeaPad 520-15IKB (80YL) | ASUS X515JA (EJ3921W) |
|---|
| Screen Size (Type) | 15.6" - IPS | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| V-Sync Rate at Max Res. | - | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 250 cd/m² | 200 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Anti-glare | Anti-glare, 83% screen-to-body ratio |
| PROCESSOR | Lenovo IdeaPad 520-15IKB (80YL) | ASUS X515JA (EJ3921W) |
|---|
| CPU | Intel Core i5 (7th Gen) 7200U / 2.5 GHz | Intel Core i5 (10th Gen) 1035G1 / 1 GHz |
|---|---|---|
| Max Turbo Speed | 3.1 GHz | 3.6 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 3 MB | 6 MB |
| 64-bit Computing | Yes | - |
| Features | Integrated memory controller | Intel Smart Cache |
| MEMORY | Lenovo IdeaPad 520-15IKB (80YL) | ASUS X515JA (EJ3921W) |
|---|
| RAM | 8 GB (1 x 4 GB + 4 GB (soldered)) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 16 GB | 16 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2133 MHz | - |
| Rated Speed | 2400 MHz | - |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 0 | 1 |
| STORAGE | Lenovo IdeaPad 520-15IKB (80YL) | ASUS X515JA (EJ3921W) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD 2.5" SATA 6Gb/s | 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo IdeaPad 520-15IKB (80YL) | ASUS X515JA (EJ3921W) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce 940MX / Intel HD Graphics 620 | Intel UHD Graphics |
| Video Memory | 2 GB GDDR5 SDRAM | - |
| Camera | Yes - 720p | Yes - VGA |
| Resolution | 1 Megapixel | - |
| Sound | Stereo speakers, dual array microphone | Speakers, microphone |
| Compliant Standards | High Definition Audio, Dolby Audio | - |
| Audio Features | Output: Harman audio technology | Output: ASUS SonicMaster |
| COMMUNICATIONS | Lenovo IdeaPad 520-15IKB (80YL) | ASUS X515JA (EJ3921W) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 3165 - M.2 Card | - |
| Network Interface | Gigabit Ethernet | - |
| Features | - | Single stream (1x1) |
| BATTERY | Lenovo IdeaPad 520-15IKB (80YL) | ASUS X515JA (EJ3921W) |
|---|
| Technology | 2-cell Lithium Ion | 2-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 30 Wh | 37 Wh |
| Battery Life | Up to 6 hours | - |
| AC ADAPTER | Lenovo IdeaPad 520-15IKB (80YL) | ASUS X515JA (EJ3921W) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 20 V, 3.25 A | 45 Watt, 19 V, 2.37 A |
| INPUT | Lenovo IdeaPad 520-15IKB (80YL) | ASUS X515JA (EJ3921W) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | - |
| Features | - | Chiclet keyboard, 1.4mm travel distance |
| CONNECTIONS & EXPANSIONS | Lenovo IdeaPad 520-15IKB (80YL) | ASUS X515JA (EJ3921W) |
|---|
| Interfaces | USB-C 2 x USB 3.0 HDMI LAN Headphone/microphone combo jack |
Headphone/microphone combo jack USB 3.2 Gen 1 2 x USB 2.0 HDMI USB-C 3.2 Gen 1 |
|---|---|---|
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | - |
| SOFTWARE | Lenovo IdeaPad 520-15IKB (80YL) | ASUS X515JA (EJ3921W) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 11 Home in S mode |
|---|
| MISCELLANEOUS | Lenovo IdeaPad 520-15IKB (80YL) | ASUS X515JA (EJ3921W) |
|---|
| Included Accessories | Power adapter | Power adapter |
|---|---|---|
| Security | Fingerprint reader | Firmware Trusted Platform Module (TPM) solution |
| Security Slot Type | Kensington mini security slot | Kensington 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 | System password |
| Compliant Standards | RoHS | - |
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