In depth comparison and review of HP Laptop 15s and Lenovo ThinkPad E15 Gen 4 (21ED). 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 HP Laptop 15s based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
lightweight design
decent battery life
solid state drive included
full hd display
average processor speed
limited graphics performance
no backlit keyboard
fewer connectivity options
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
| DESIGN AND DIMENSIONS | HP Laptop 15s | Lenovo ThinkPad E15 Gen 4 (21ED) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.85 cm x 24.2 cm x 1.79 cm | 36.5 cm x 24 cm x 1.89 cm |
| Weight | 1.69 kg | 1.78 kg |
| Case Material | - | Aluminium (top), polycarbonate ABS (bottom) |
| Colour | Jet black, mesh knit pattern with texture finish | Black |
| DISPLAY | HP Laptop 15s | Lenovo ThinkPad E15 Gen 4 (21ED) |
|---|
| Screen Size (Type) | 15.6" | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | - | LED backlight |
| Screen Resolution | 1366 x 768 (HD) | 1920 x 1080 (Full HD) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:9 |
| Image Brightness | 220 cd/m² | 300 cd/m² |
| Colour Gamut | 45% NTSC | - |
| Features | Anti-glare, Micro Edge | Anti-glare, 170° viewing angle |
| PROCESSOR | HP Laptop 15s | Lenovo ThinkPad E15 Gen 4 (21ED) |
|---|
| CPU | AMD Athlon Silver 3050U / 2.3 GHz | AMD Ryzen 5 5625U / 2.3 GHz |
|---|---|---|
| Max Turbo Speed | 3.2 GHz | 4.3 GHz |
| Number of Cores | Dual-Core | 6-core |
| Cache | L3 - 4 MB | L3 - 16 MB |
| Features | - | Integrated memory controller |
| MEMORY | HP Laptop 15s | Lenovo ThinkPad E15 Gen 4 (21ED) |
|---|
| RAM | 4 GB (1 x 4 GB (non customer accessible / upgradeable)) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | - | 40 GB |
| RAM Type | DDR4 SDRAM - non-ECC | DDR4 SDRAM |
| Speed | 2400 MHz | 3200 MHz |
| Rated Speed | 2400 MHz | 3200 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
| Slots Qty | - | 1 |
| Empty Slots | - | 1 |
| STORAGE | HP Laptop 15s | Lenovo ThinkPad E15 Gen 4 (21ED) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 SATA - triple-level cell (TLC) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | HP Laptop 15s | Lenovo ThinkPad E15 Gen 4 (21ED) |
|---|
| Graphics Processor (GPU) | AMD Radeon Graphics | AMD Radeon Graphics |
|---|---|---|
| Max Monitors Supported | - | 2 external monitor(s) |
| Camera | Yes - HD | Yes - 1080p |
| Camera Features | HP TrueVision HD | Privacy shutter, IR camera, Windows Hello, fixed focus |
| Video Resolutions | 720p | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| Audio Features | - | Harman-branded |
| COMMUNICATIONS | HP Laptop 15s | Lenovo ThinkPad E15 Gen 4 (21ED) |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.2 | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | Realtek RTL8821CE | M.2 Card |
| Network Interface | - | Gigabit Ethernet |
| Ethernet Controller | - | Realtek RTL8111H-CG |
| Features | Miracast, single stream (1x1), MU-MIMO | Wake-on-LAN (WOL), dual stream (2x2) |
| BATTERY | HP Laptop 15s | Lenovo ThinkPad E15 Gen 4 (21ED) |
|---|
| Technology | 3-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 41 Wh | 57 Wh |
| Battery Life | Up to 9.25 hours | Up to 16.5 hours |
| Battery Run Time | Video playback: up to 9.25 hours | - |
| AC ADAPTER | HP Laptop 15s | Lenovo ThinkPad E15 Gen 4 (21ED) |
|---|
| Input | - | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 45 Watt | 65 Watt |
| INPUT | HP Laptop 15s | Lenovo ThinkPad E15 Gen 4 (21ED) |
|---|
| Type | Keyboard, imagepad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | - | Yes |
| Features | Precision touchpad, multi-touch ImagePad | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls |
| CONNECTIONS & EXPANSIONS | HP Laptop 15s | Lenovo ThinkPad E15 Gen 4 (21ED) |
|---|
| Slots | - | 2 x M.2 Card (1 free) |
|---|---|---|
| Interfaces | 2 x USB 3.1 Gen 1 USB-C 3.1 Gen 1 HDMI Headphone/microphone combo jack |
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 |
| Memory Card Reader | Yes (SD Card) | - |
| SOFTWARE | HP Laptop 15s | Lenovo ThinkPad E15 Gen 4 (21ED) |
|---|
| Operating System (OS) | Windows 10 Home in S mode - English | Windows 11 Pro - English |
|---|---|---|
| Software Included | HP Support Assistant, HP CoolSense, Microsoft 365 (30 days trial), McAfee LiveSafe, HP 3D DriveGuard, HP JumpStart, Alexa, ExpressVPN (30 days trial) | - |
| MISCELLANEOUS | HP Laptop 15s | Lenovo ThinkPad E15 Gen 4 (21ED) |
|---|
| Included Accessories | HP 45 Watt Smart AC Adapter | USB-C power adapter |
|---|---|---|
| Security | - | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | - | Kensington security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | HP Fast Charge | Administrator password, power-on password, MIL-STD-810H tested, self-healing BIOS, NVMe password |
| Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 3, TCG Certified, TUV Rheinland Low Blue Light (Software Solution) |
| ENERGY STAR Certified | Yes | Yes |
| EPEAT Compliant | EPEAT Silver | EPEAT Gold |
| Max Operating Temperature | - | 35 °C |
| Min Operating Temperature | - | 5 °C |
| Humidity Range Operating | - | 8 - 95% |
| Manufacturer Warranty | Limited warranty - parts and labour - 1 year - pick-up and return | Base warranty - 1 year - pick-up and return Extended warranty - 1 year - on-site |
| Model Number | eq1540sa | - |
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