In depth comparison and review of Acer Extensa 15 (EX215-51) 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 Acer Extensa 15 (EX215-51) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
decent battery life
adequate performance
lightweight design
average display quality
limited storage capacity
no backlit keyboard
basic graphics capabilities
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 | Acer Extensa 15 (EX215-51) | ASUS X515JA (EJ3921W) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.34 cm x 25.05 cm x 1.99 cm | 36.02 cm x 23.49 cm x 1.99 cm |
| Weight | 1.9 kg | 1.8 kg |
| Case Material | - | Plastic |
| Colour | Shale black | Slate grey |
| DISPLAY | Acer Extensa 15 (EX215-51) | ASUS X515JA (EJ3921W) |
|---|
| Screen Size (Type) | 15.6" | 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 | 220 cd/m² | 200 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | Anti-glare, ComfyView, 8 ms response rate, Narrow Border Display | Anti-glare, 83% screen-to-body ratio |
| PROCESSOR | Acer Extensa 15 (EX215-51) | ASUS X515JA (EJ3921W) |
|---|
| CPU | Intel Core i3 (10th Gen) 10110U / 2.1 GHz | Intel Core i5 (10th Gen) 1035G1 / 1 GHz |
|---|---|---|
| Max Turbo Speed | 4.1 GHz | 3.6 GHz |
| Number of Cores | Dual-Core | Quad-Core |
| Cache | 4 MB | 6 MB |
| 64-bit Computing | Yes | - |
| Features | Intel Turbo Boost Technology 2.0 | Intel Smart Cache |
| MEMORY | Acer Extensa 15 (EX215-51) | ASUS X515JA (EJ3921W) |
|---|
| RAM | 4 GB (4 GB (soldered)) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | 16 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 1 | 1 |
| STORAGE | Acer Extensa 15 (EX215-51) | ASUS X515JA (EJ3921W) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD - Kingston | 512 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Acer Extensa 15 (EX215-51) | ASUS X515JA (EJ3921W) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel UHD Graphics |
|---|---|---|
| Memory Allocation Technology | Shared Video Memory (UMA) | - |
| Camera | Yes - HD | Yes - VGA |
| Sound | Stereo speakers, two microphones | Speakers, microphone |
| Audio Features | - | Output: ASUS SonicMaster |
| COMMUNICATIONS | Acer Extensa 15 (EX215-51) | ASUS X515JA (EJ3921W) |
|---|
| Wireless | Bluetooth, 802.11a/b/g/n/ac | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Network Interface | Gigabit Ethernet | - |
| Features | Wake-on-LAN (WOL) | Single stream (1x1) |
| BATTERY | Acer Extensa 15 (EX215-51) | ASUS X515JA (EJ3921W) |
|---|
| Technology | Lithium Ion | 2-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 48 Wh | 37 Wh |
| AC ADAPTER | Acer Extensa 15 (EX215-51) | ASUS X515JA (EJ3921W) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V | 45 Watt, 19 V, 2.37 A |
| INPUT | Acer Extensa 15 (EX215-51) | ASUS X515JA (EJ3921W) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Features | Multi-gesture touch pad, Acer FineTip keyboard, precision touchpad | Chiclet keyboard, 1.4mm travel distance |
| CONNECTIONS & EXPANSIONS | Acer Extensa 15 (EX215-51) | ASUS X515JA (EJ3921W) |
|---|
| Interfaces | HDMI USB 3.1 Gen 1 2 x USB 2.0 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 |
|---|
| SOFTWARE | Acer Extensa 15 (EX215-51) | ASUS X515JA (EJ3921W) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition in S mode | Windows 11 Home in S mode |
|---|
| MISCELLANEOUS | Acer Extensa 15 (EX215-51) | ASUS X515JA (EJ3921W) |
|---|
| Included Accessories | Power adapter, HDD kit | Power adapter |
|---|---|---|
| Security | - | Firmware Trusted Platform Module (TPM) solution |
| Security Slot Type | Kensington security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | MU-MIMO technology | System password |
| Manufacturer Warranty | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
- |
| Model Number | 39SK | - |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
