In depth comparison and review of Dell Vostro 5581 and Acer Extensa 15 (EX215-51). 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 Dell Vostro 5581 based on its technical characteristics, features, user experience, expert reviews and price level.
solid build quality
affordable price point
decent battery life
good processor performance
ample connectivity options
average display quality
modest graphics card
limited upgradeability
noisy under load
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
| DESIGN AND DIMENSIONS | Dell Vostro 5581 | Acer Extensa 15 (EX215-51) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.11 cm x 24.9 cm x 2.03 cm | 36.34 cm x 25.05 cm x 1.99 cm |
| Weight | 1.9 kg | 1.9 kg |
| Colour | Silver | Shale black |
| DISPLAY | Dell Vostro 5581 | Acer Extensa 15 (EX215-51) |
|---|
| Screen Size (Type) | 15.6" - IPS | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1080 (Full HD) |
| Pixel Density (ppi) | 141 | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 220 cd/m² | 220 cd/m² |
| Features | Anti-glare, ±80° horizontal viewing angle, ±80° vertical viewing angle | Anti-glare, ComfyView, 8 ms response rate, Narrow Border Display |
| PROCESSOR | Dell Vostro 5581 | Acer Extensa 15 (EX215-51) |
|---|
| CPU | Intel Core i3 (8th Gen) 8145U / 2.1 GHz | Intel Core i3 (10th Gen) 10110U / 2.1 GHz |
|---|---|---|
| Max Turbo Speed | 3.9 GHz | 4.1 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 4 MB | 4 MB |
| 64-bit Computing | Yes | Yes |
| Features | Intel Turbo Boost Technology 2.0, Intel Smart Cache | Intel Turbo Boost Technology 2.0 |
| MEMORY | Dell Vostro 5581 | Acer Extensa 15 (EX215-51) |
|---|
| RAM | 4 GB (1 x 4 GB) | 4 GB (4 GB (soldered)) |
|---|---|---|
| Max RAM Supported | 32 GB | 12 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 2400 MHz | - |
| Rated Speed | 2666 MHz | - |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 1 |
| Empty Slots | 1 | 1 |
| STORAGE | Dell Vostro 5581 | Acer Extensa 15 (EX215-51) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 PCIe - NVM Express (NVMe) | 128 GB SSD - Kingston |
|---|
| AUDIO & VIDEO | Dell Vostro 5581 | Acer Extensa 15 (EX215-51) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics 620 | Intel UHD Graphics |
|---|---|---|
| Memory Allocation Technology | Shared Video Memory (UMA) | Shared Video Memory (UMA) |
| Camera | Yes - 1280 x 720 | Yes - HD |
| Camera Features | 720p HD movie recording, 74.9 degrees | - |
| Image Sensor Type | CMOS | - |
| Video Resolutions | 1280 x 720 | - |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Codec | Realtek ALC3204 | - |
| Compliant Standards | High Definition Audio | - |
| Audio Features | MaxxAudio Pro | - |
| COMMUNICATIONS | Dell Vostro 5581 | Acer Extensa 15 (EX215-51) |
|---|
| Wireless | Bluetooth, 802.11a/b/g/n/ac | Bluetooth, 802.11a/b/g/n/ac |
|---|---|---|
| Wireless Controller | Intel Dual Band Wireless-AC 3165 | - |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Ethernet Controller | Realtek RTL8111 | - |
| Features | - | Wake-on-LAN (WOL) |
| BATTERY | Dell Vostro 5581 | Acer Extensa 15 (EX215-51) |
|---|
| Technology | 3-cell Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 48 Wh |
| AC ADAPTER | Dell Vostro 5581 | Acer Extensa 15 (EX215-51) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19.5 V, 2.31 A | 45 Watt, 19 V |
| INPUT | Dell Vostro 5581 | Acer Extensa 15 (EX215-51) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | - | Yes |
| Keyboard Backlight | Yes | - |
| Features | Multi-touch touchpad | Multi-gesture touch pad, Acer FineTip keyboard, precision touchpad |
| CONNECTIONS & EXPANSIONS | Dell Vostro 5581 | Acer Extensa 15 (EX215-51) |
|---|
| Interfaces | 2 x USB 3.1 Gen 1 USB-C 3.1 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery) USB 2.0 HDMI LAN Headphone/microphone combo jack |
HDMI USB 3.1 Gen 1 2 x USB 2.0 LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (SD Card) | - |
| SOFTWARE | Dell Vostro 5581 | Acer Extensa 15 (EX215-51) |
|---|
| Operating System (OS) | Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) | Windows 10 Home 64-bit Edition in S mode |
|---|---|---|
| Software Included | Microsoft Office (Trial), McAfee (30 days trial) | - |
| MISCELLANEOUS | Dell Vostro 5581 | Acer Extensa 15 (EX215-51) |
|---|
| Included Accessories | Power adapter | Power adapter, HDD kit |
|---|---|---|
| Security | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | - |
| Security Slot Type | Noble Wedge 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 |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 0 °C | - |
| Humidity Range Operating | 10 - 80% (non-condensing) | - |
| Manufacturer Warranty | Limited warranty - 1 year | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
| Model Number | - | 39SK |
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