Side by side comparison and review of Acer Extensa 15 (EX215-51) and Lenovo IdeaPad 330-15IKB (81DC). Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
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 Lenovo IdeaPad 330-15IKB (81DC) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
solid build quality
adequate processor performance
decent keyboard comfort
sufficient connectivity options
average battery life
dim display brightness
limited graphics capability
no SSD in base model
| DESIGN AND DIMENSIONS | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330-15IKB (81DC) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.34 cm x 25.05 cm x 1.99 cm | 37.8 cm x 26 cm x 2.29 cm |
| Weight | 1.9 kg | 2.2 kg |
| Case Material | - | Polycarbonate ABS |
| Colour | Shale black | Platinum grey |
| DISPLAY | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330-15IKB (81DC) |
|---|
| Screen Size (Type) | 15.6" | 15.6" - TN |
|---|---|---|
| LCD Backlight Technology | LED backlight | LED backlight |
| Screen Resolution | 1920 x 1080 (Full HD) | 1366 x 768 (HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 220 cd/m² | 200 cd/m² |
| Features | Anti-glare, ComfyView, 8 ms response rate, Narrow Border Display | Anti-glare |
| PROCESSOR | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330-15IKB (81DC) |
|---|
| CPU | Intel Core i3 (10th Gen) 10110U / 2.1 GHz | Intel Core i5 (7th Gen) 7200U / 2.5 GHz |
|---|---|---|
| Max Turbo Speed | 4.1 GHz | 3.1 GHz |
| Number of Cores | Dual-Core | Dual-Core |
| Cache | 4 MB | 3 MB |
| 64-bit Computing | Yes | Yes |
| Features | Intel Turbo Boost Technology 2.0 | Integrated memory controller |
| MEMORY | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330-15IKB (81DC) |
|---|
| RAM | 4 GB (4 GB (soldered)) | 4 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | 20 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | - | 2133 MHz |
| Rated Speed | - | 2133 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 1 | 1 |
| STORAGE | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330-15IKB (81DC) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD - Kingston | 1 TB HDD SATA 6Gb/s / 5400 rpm |
|---|
| AUDIO & VIDEO | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330-15IKB (81DC) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel HD Graphics 620 |
|---|---|---|
| Memory Allocation Technology | Shared Video Memory (UMA) | - |
| Camera | Yes - HD | Yes |
| Resolution | - | 0.3 Megapixel |
| Sound | Stereo speakers, two microphones | Stereo speakers, microphone |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| COMMUNICATIONS | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330-15IKB (81DC) |
|---|
| Wireless | Bluetooth, 802.11a/b/g/n/ac | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Wireless Controller | - | M.2 Card |
| Network Interface | Gigabit Ethernet | Gigabit Ethernet |
| Features | Wake-on-LAN (WOL) | Single stream (1x1) |
| BATTERY | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330-15IKB (81DC) |
|---|
| Technology | Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 48 Wh | 35 Wh |
| Battery Life | - | Up to 6 hours |
| AC ADAPTER | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330-15IKB (81DC) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V | 45 Watt |
| INPUT | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330-15IKB (81DC) |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Features | Multi-gesture touch pad, Acer FineTip keyboard, precision touchpad | Multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330-15IKB (81DC) |
|---|
| Interfaces | HDMI USB 3.1 Gen 1 2 x USB 2.0 LAN Headphone/microphone combo jack |
2 x USB 3.1 Gen 1 USB-C 3.1 Gen 1 HDMI LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | - | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330-15IKB (81DC) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition in S mode | Windows 10 Home 64-bit Edition - English |
|---|---|---|
| Software Included | - | Microsoft Office (30 days trial) |
| MISCELLANEOUS | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330-15IKB (81DC) |
|---|
| Included Accessories | Power adapter, HDD kit | Power adapter |
|---|---|---|
| Security | - | Firmware Trusted Platform Module (TPM 2.0) Security Chip |
| 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 | Administrator password, hard drive password, power-on password |
| Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 3 |
| Manufacturer Warranty | Limited warranty - 1 year - carry-in International travellers warranty - 1 year |
Limited warranty - 1 year - pick-up and return |
| Model Number | 39SK | - |
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