In depth comparison and review of Lenovo ThinkPad E15 Gen 4 (21ED) and Lenovo IdeaPad 330S-14AST (81F8). 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 Lenovo ThinkPad E15 Gen 4 (21ED) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
efficient performance
comfortable keyboard
good security features
affordable price
average display quality
limited graphics power
moderate battery life
noisy under load
Advantages and disadvantages of Lenovo IdeaPad 330S-14AST (81F8) based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
sleek design
lightweight build
decent processor performance
solid keyboard feel
average battery life
limited storage capacity
no backlit keyboard
mediocre display quality
| DESIGN AND DIMENSIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo IdeaPad 330S-14AST (81F8) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 36.5 cm x 24 cm x 1.89 cm | 32.31 cm x 23.48 cm x 1.895 cm |
| Weight | 1.78 kg | 1.67 kg |
| Case Material | Aluminium (top), polycarbonate ABS (bottom) | Aluminum, polycarbonate ABS |
| Colour | Black | Platinum grey |
| DISPLAY | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo IdeaPad 330S-14AST (81F8) |
|---|
| Screen Size (Type) | 15.6" - IPS | 14" |
|---|---|---|
| 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 | 300 cd/m² | 220 cd/m² |
| Features | Anti-glare, 170° viewing angle | Anti-glare |
| PROCESSOR | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo IdeaPad 330S-14AST (81F8) |
|---|
| CPU | AMD Ryzen 5 5625U / 2.3 GHz | AMD A6 9225 / 2.6 GHz |
|---|---|---|
| Max Turbo Speed | 4.3 GHz | 3.1 GHz |
| Number of Cores | 6-core | Dual-Core |
| Cache | L3 - 16 MB | 1 MB |
| 64-bit Computing | - | Yes |
| Features | Integrated memory controller | Integrated memory controller |
| MEMORY | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo IdeaPad 330S-14AST (81F8) |
|---|
| RAM | 8 GB (provided memory is soldered) | 4 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 40 GB | 8 GB |
| RAM Type | DDR4 SDRAM | DDR4 SDRAM |
| Speed | 3200 MHz | 1866 MHz |
| Rated Speed | 3200 MHz | 1866 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | 1 | 1 |
| Empty Slots | 1 | 1 |
| STORAGE | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo IdeaPad 330S-14AST (81F8) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) | 1 TB HDD SATA 6Gb/s / 5400 rpm |
|---|
| AUDIO & VIDEO | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo IdeaPad 330S-14AST (81F8) |
|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | AMD Radeon R4 |
|---|---|---|
| Max Monitors Supported | 2 external monitor(s) | - |
| Camera | Yes - 1080p | Yes - 720p |
| Resolution | - | 1 Megapixel |
| Camera Features | Privacy shutter, IR camera, Windows Hello, fixed focus | Fixed focus |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio | High Definition Audio, Dolby Audio Premium |
| Audio Features | Harman-branded | - |
| COMMUNICATIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo IdeaPad 330S-14AST (81F8) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Wireless Controller | M.2 Card | M.2 Card |
| Network Interface | Gigabit Ethernet | - |
| Ethernet Controller | Realtek RTL8111H-CG | - |
| Features | Wake-on-LAN (WOL), dual stream (2x2) | Single stream (1x1) |
| BATTERY | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo IdeaPad 330S-14AST (81F8) |
|---|
| Technology | Lithium polymer | 2-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 57 Wh | 30 Wh |
| Battery Life | Up to 16.5 hours | Up to 3 hours |
| AC ADAPTER | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo IdeaPad 330S-14AST (81F8) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt | 45 Watt |
| INPUT | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo IdeaPad 330S-14AST (81F8) |
|---|
| Type | Keyboard, TrackPoint, UltraNav | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | - |
| Keyboard Backlight | Yes | - |
| Features | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls | Multi-touch touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo IdeaPad 330S-14AST (81F8) |
|---|
| Slots | 2 x M.2 Card (1 free) | - |
|---|---|---|
| Interfaces | USB 2.0 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 1 (supports DisplayPort 1.2 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
USB 3.1 Gen 1 (Always On) USB 3.1 Gen 1 USB-C 3.1 Gen 1 HDMI Headphone/microphone combo jack |
| Memory Card Reader | - | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo IdeaPad 330S-14AST (81F8) |
|---|
| Operating System (OS) | Windows 11 Pro - English | Windows 10 Home 64-bit Edition - English |
|---|---|---|
| Software Included | - | Lenovo Settings, McAfee LiveSafe (30 days trial), Lenovo ID, Lenovo App Explorer |
| MISCELLANEOUS | Lenovo ThinkPad E15 Gen 4 (21ED) | Lenovo IdeaPad 330S-14AST (81F8) |
|---|
| Included Accessories | USB-C power adapter | Power adapter |
|---|---|---|
| Security | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | 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 | Administrator password, power-on password, MIL-STD-810H tested, self-healing BIOS, NVMe password | Administrator password, hard drive password, power-on password |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified, TUV Rheinland Low Blue Light (Software Solution) | RoHS, Energy-Related Products (ErP) Lot 3 |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Gold | - |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 5 °C | - |
| Humidity Range Operating | 8 - 95% | - |
| Manufacturer Warranty | Base warranty - 1 year - pick-up and return Extended warranty - 1 year - on-site |
Limited warranty - 1 year - pick-up and return |
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