In depth comparison and review of HP Pavilion Gaming Laptop 15 and Lenovo ThinkBook 15 G4 IAP (21DJ). 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 ThinkBook 15 G4 IAP (21DJ) based on its technical characteristics, features, user experience, expert reviews and price level.
robust aluminum design
efficient multitasking performance
comprehensive connectivity options
fast charging support
competitive pricing
average display quality
modest battery life
limited graphics performance
noisy under load
| DESIGN AND DIMENSIONS | HP Pavilion Gaming Laptop 15 | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Product Type | Notebook | Notebook - 180-degree hinge design |
|---|---|---|
| Dimensions (WxDxH) | 38.45 cm x 26.51 cm x 2.88 cm | 35.7 cm x 23.5 cm x 1.89 cm |
| Weight | 2.32 kg | 1.7 kg |
| Case Material | - | Aluminium (top), polycarbonate ABS (bottom) |
| Colour | Twinkle black, hybrid green pattern | Dual tone mineral grey |
| DISPLAY | HP Pavilion Gaming Laptop 15 | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Screen Size (Type) | 15.6" | 15.6" - IPS |
|---|---|---|
| LCD Backlight Technology | WLED backlight | 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 | - | 300 cd/m² |
| Colour Gamut | - | 45% NTSC |
| Features | HD BrightView | Anti-glare, 170° viewing angle |
| PROCESSOR | HP Pavilion Gaming Laptop 15 | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| CPU | Intel Core i5 (6th Gen) 6300HQ / 2.3 GHz | Intel Core i5 (12th Gen) 1235U / 1.3 GHz |
|---|---|---|
| Max Turbo Speed | 3.2 GHz | 4.4 GHz |
| Number of Cores | Quad-Core | 10-core |
| Cache | 6 MB | 12 MB |
| 64-bit Computing | Yes | - |
| Chipset | Mobile Intel HM170 | - |
| Features | Enhanced SpeedStep technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache | Integrated memory controller |
| MEMORY | HP Pavilion Gaming Laptop 15 | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| RAM | 8 GB (1 x 8 GB) | 8 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 16 GB | 40 GB |
| RAM Type | DDR3L SDRAM | DDR4 SDRAM |
| Speed | 1600 MHz / PC3L-12800 | 3200 MHz |
| Rated Speed | 1600 MHz | 3200 MHz |
| Form Factor | SO-DIMM 204-pin | SO-DIMM 260-pin |
| Slots Qty | 2 | 1 |
| Empty Slots | 1 | 1 |
| STORAGE | HP Pavilion Gaming Laptop 15 | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 | 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe) |
|---|---|---|
| Secondary Storage | 1 TB HDD SATA 3Gb/s / 5400 rpm | - |
| Optical Drive | DVD±RW (±R DL) / DVD-RAM | - |
| AUDIO & VIDEO | HP Pavilion Gaming Laptop 15 | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Multi-GPU Configuration | 1 single GPU card / integrated GPU | - |
|---|---|---|
| Graphics Processor (GPU) | NVIDIA GeForce GTX 950M / Intel HD Graphics 530 | Intel Iris Xe Graphics |
| Max Monitors Supported | - | 3 external monitor(s) |
| Video Memory | 4 GB DDR3L SDRAM | - |
| Camera | Yes - 1280 x 720 | Yes - 1080p |
| Camera Features | HP TrueVision HD | Privacy shutter, fixed focus |
| Sound | Stereo speakers, two microphones | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3287 |
| Compliant Standards | - | High Definition Audio, Dolby Audio |
| Audio Features | Bang & Olufsen Audio | - |
| COMMUNICATIONS | HP Pavilion Gaming Laptop 15 | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Wireless | Bluetooth 4.0, 802.11a/b/g/n/ac | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 |
|---|---|---|
| Wireless Controller | - | M.2 Card |
| Network Interface | 10/100 Ethernet | Gigabit Ethernet |
| Ethernet Controller | - | Intel I219-V |
| Features | Miracast | Wake-on-LAN (WOL), dual stream (2x2) |
| BATTERY | HP Pavilion Gaming Laptop 15 | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Technology | 4-cell Lithium Ion | Lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 48 Wh | 45 Wh |
| Battery Life | - | Up to 8 hours |
| Battery Run Time | - | Local video (1080p) playback time (150 nits): up to 8 hours |
| AC ADAPTER | HP Pavilion Gaming Laptop 15 | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Input | - | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 90 Watt | 65 Watt |
| INPUT | HP Pavilion Gaming Laptop 15 | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Type | Keyboard, imagepad | Keyboard, touchpad |
|---|---|---|
| Numeric Keypad | Yes | Yes |
| Keyboard Backlight | Yes | Yes |
| Features | Multi-touch touchpad, touchpad with gesture support, gesture function | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad |
| CONNECTIONS & EXPANSIONS | HP Pavilion Gaming Laptop 15 | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Interfaces | HDMI Headphone/microphone combo jack USB 2.0 2 x USB 3.0 LAN |
2 x USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB 3.2 Gen 1 (Always On) USB 3.2 Gen 1 USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (SD Card) | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) |
| SOFTWARE | HP Pavilion Gaming Laptop 15 | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition - English | Windows 11 Pro - English |
|---|---|---|
| Software Included | Skype, EverNote, McAfee LiveSafe (30 days trial), Dropbox (25 GB Cloud Storage) (free for 6 months), Unigine Heaven, Unigine Valley, B&O PLAY, HP 3D DriveGuard, HP Lounge | Microsoft Office (Trial) |
| MISCELLANEOUS | HP Pavilion Gaming Laptop 15 | Lenovo ThinkBook 15 G4 IAP (21DJ) |
|---|
| Included Accessories | Power adapter | USB-C slim wall mount power adapter |
|---|---|---|
| Security | - | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
| Security Slot Type | - | Kensington nano security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | Security lock slot (cable lock sold separately), power-on password | Administrator password, hard drive password, power-on password, MIL-STD-810H tested, Rapid Charge Pro |
| Compliant Standards | - | RoHS, Energy-Related Products (ErP) Lot 3, TUV Rheinland Low Blue Light (Software Solution) |
| 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 | Limited warranty - parts and labour - 1 year - pick-up and return | Limited warranty - 1 year - pick-up and return |
| Model Number | ak004na | - |
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