Side by side comparison and review of Acer Extensa 15 (EX215-51) and Lenovo IdeaPad 330S-15IKB (81F5). 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 330S-15IKB (81F5) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
sleek design
lightweight build
decent processor speed
full hd display
average battery life
limited storage capacity
no backlit keyboard
mediocre sound quality
| DESIGN AND DIMENSIONS | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330S-15IKB (81F5) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 36.34 cm x 25.05 cm x 1.99 cm | 35.84 cm x 24.41 cm x 1.94 cm |
| Weight | 1.9 kg | 1.87 kg |
| Case Material | - | Aluminium (top), polycarbonate ABS (bottom) |
| Colour | Shale black | Platinum grey | Midnight blue |
| DISPLAY | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330S-15IKB (81F5) |
|---|
| 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 | 220 cd/m² |
| Features | Anti-glare, ComfyView, 8 ms response rate, Narrow Border Display | Anti-glare |
| PROCESSOR | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330S-15IKB (81F5) |
|---|
| CPU | Intel Core i3 (10th Gen) 10110U / 2.1 GHz | Intel Core i3 (7th Gen) 7020U / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 4.1 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 330S-15IKB (81F5) |
|---|
| RAM | 4 GB (4 GB (soldered)) | 4 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 12 GB | 12 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 330S-15IKB (81F5) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD - Kingston | 128 GB SSD 2.5" SATA 6Gb/s |
|---|
| AUDIO & VIDEO | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330S-15IKB (81F5) |
|---|
| Graphics Processor (GPU) | Intel UHD Graphics | Intel HD Graphics 620 |
|---|---|---|
| Memory Allocation Technology | Shared Video Memory (UMA) | - |
| Camera | Yes - HD | Yes - 720p |
| Resolution | - | 1 Megapixel |
| Camera Features | - | Fixed focus |
| Sound | Stereo speakers, two microphones | Stereo speakers, dual array microphone |
| Compliant Standards | - | High Definition Audio, Dolby Audio Premium |
| COMMUNICATIONS | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330S-15IKB (81F5) |
|---|
| 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 | - |
| Features | Wake-on-LAN (WOL) | Single stream (1x1) |
| BATTERY | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330S-15IKB (81F5) |
|---|
| Technology | Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 48 Wh | 30 Wh |
| Battery Life | - | Up to 6 hours |
| AC ADAPTER | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330S-15IKB (81F5) |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt, 19 V | 45 Watt |
| INPUT | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330S-15IKB (81F5) |
|---|
| 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 330S-15IKB (81F5) |
|---|
| Interfaces | HDMI USB 3.1 Gen 1 2 x USB 2.0 LAN Headphone/microphone combo jack |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) USB-C 3.1 Gen 1 HDMI 1.4b 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 330S-15IKB (81F5) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition in S mode | Windows 10 Home in S mode - English |
|---|---|---|
| Software Included | - | Microsoft Office (Trial) |
| MISCELLANEOUS | Acer Extensa 15 (EX215-51) | Lenovo IdeaPad 330S-15IKB (81F5) |
|---|
| 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 mini 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, RapidCharge |
| Compliant Standards | - | RoHS |
| 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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