In depth comparison and review of Lenovo ThinkBook 14 G4 IAP (21DH) and LG gram 14Z90R. 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 14 G4 IAP (21DH) based on its technical characteristics, features, user experience, expert reviews and price level.
efficient multitasking capabilities
solid build quality
affordable price point
adequate connectivity options
compact and portable
average display quality
modest battery life
limited graphics performance
no thunderbolt support
Advantages and disadvantages of LG gram 14Z90R based on its technical characteristics, features, user experience, expert reviews and price level.
ultra-lightweight design
long-lasting battery
high-resolution display
robust processing power
fast ssd storage
higher price range
limited gaming performance
no dedicated gpu
fewer ports available
| DESIGN AND DIMENSIONS | Lenovo ThinkBook 14 G4 IAP (21DH) | LG gram 14Z90R |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 32.3 cm x 21.8 cm x 1.79 cm | 21.1 cm x 21.39 cm x 1.68 cm |
| Weight | 1.4 kg | 999 g |
| Case Material | Aluminium (top), aluminium (bottom) | Polycarbonate ABS, magnesium alloy |
| Colour | Dual tone mineral grey | Obsidian black |
| DISPLAY | Lenovo ThinkBook 14 G4 IAP (21DH) | LG gram 14Z90R |
|---|
| Screen Size (Type) | 14" - IPS | 14" - IPS |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (WUXGA) |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 300 cd/m² | 350 cd/m² |
| Colour Gamut | 45% NTSC | 99% DCI-P3, 95% DCI-P3 |
| Features | Anti-glare, 170° viewing angle | Anti-glare, 60 Hz refresh rate |
| PROCESSOR | Lenovo ThinkBook 14 G4 IAP (21DH) | LG gram 14Z90R |
|---|
| CPU | Intel Core i5 (12th Gen) 1235U / 1.3 GHz | Intel Core i7 (13th Gen) 1360P / 2.2 GHz |
|---|---|---|
| Max Turbo Speed | 4.4 GHz | 5 GHz |
| Number of Cores | 10-core | 12-core |
| Cache | 12 MB | 18 MB |
| Platform Technology | - | Intel Evo |
| Features | Integrated memory controller | - |
| MEMORY | Lenovo ThinkBook 14 G4 IAP (21DH) | LG gram 14Z90R |
|---|
| RAM | 8 GB (provided memory is soldered) | 16 GB |
|---|---|---|
| Max RAM Supported | 40 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 3200 MHz | 6000 MHz |
| Rated Speed | 3200 MHz | - |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 1 | - |
| Empty Slots | 1 | - |
| STORAGE | Lenovo ThinkBook 14 G4 IAP (21DH) | LG gram 14Z90R |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - NVM Express (NVMe) | 1 TB SSD M.2 2280 - NVM Express (NVMe) |
|---|
| AUDIO & VIDEO | Lenovo ThinkBook 14 G4 IAP (21DH) | LG gram 14Z90R |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel Iris Xe Graphics |
|---|---|---|
| Max Monitors Supported | 3 external monitor(s) | - |
| Video System Features | - | Functions as Intel UHD graphics (for single-channel memory) |
| Camera | Yes - 1080p | Yes - Full HD |
| Camera Features | Privacy shutter, fixed focus | Face recognition, IR camera |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, two microphones |
| Codec | Realtek ALC3287 | - |
| Compliant Standards | High Definition Audio, Dolby Audio | Dolby Atmos |
| Audio Features | - | Output: Smart Amp |
| COMMUNICATIONS | Lenovo ThinkBook 14 G4 IAP (21DH) | LG gram 14Z90R |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.2 | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 |
|---|---|---|
| Wireless Controller | M.2 Card | - |
| Network Interface | Gigabit Ethernet | - |
| Features | Wake-on-LAN (WOL), dual stream (2x2) | Dual stream (2x2) |
| BATTERY | Lenovo ThinkBook 14 G4 IAP (21DH) | LG gram 14Z90R |
|---|
| Technology | Lithium polymer | - |
|---|---|---|
| Battery Capacity (Size) | 45 Wh | 80 Wh |
| Battery Life | Up to 8 hours | Up to 28.5 hours |
| Battery Run Time | Local video (1080p) playback time (150 nits): up to 8 hours | - |
| AC ADAPTER | Lenovo ThinkBook 14 G4 IAP (21DH) | LG gram 14Z90R |
|---|
| Input | AC 100-240 V (50/60 Hz) | - |
|---|---|---|
| Output | 65 Watt | 65 Watt |
| INPUT | Lenovo ThinkBook 14 G4 IAP (21DH) | LG gram 14Z90R |
|---|
| Type | Keyboard, touchpad | Touchpad, 101 keys keyboard |
|---|---|---|
| Keyboard Backlight | Yes | Yes |
| Features | Spill-resistant, multi-touch touchpad, buttonless touchpad, precision touchpad | Precision touchpad |
| CONNECTIONS & EXPANSIONS | Lenovo ThinkBook 14 G4 IAP (21DH) | LG gram 14Z90R |
|---|
| Slots | 2 x M.2 (PCI Express 4.0 x4) (1 free) | 2 x SSD (1 free) |
|---|---|---|
| Interfaces | USB 3.2 Gen 1 USB 3.2 Gen 1 (Always On) USB-C 3.2 Gen 2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) USB-C (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) HDMI LAN Headphone/microphone combo jack |
Headphone/microphone combo jack (mini-phone 3.5 mm) 2 x USB 3.2 Gen 2x1 (supports DisplayPort) 2 x USB4 Gen 3x2 (supports Thunderbolt 4, DisplayPort Alt Mode) (Power Delivery) HDMI |
| Memory Card Reader | 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card) | Yes (microSD) |
| SOFTWARE | Lenovo ThinkBook 14 G4 IAP (21DH) | LG gram 14Z90R |
|---|
| Operating System (OS) | Windows 11 Pro - English | Windows 11 Home |
|---|---|---|
| Software Included | Microsoft Office (Trial) | Microsoft 365 (30 days trial), McAfee LiveSafe (30 days trial), LG On Screen Display 3, Alexa, Intel Connectivity Performance Suite, PCmover Professional, LG PC Manuals, LG Update & Recovery, LG Glance by Mirametrix, New Wallpaper, Intel Unison, Dolby Atmos sound, LG Lively Theme, LG Display Extension, LG Security Guard, Sync on Mobile, LG Smart Assistant 2.0 |
| MISCELLANEOUS | Lenovo ThinkBook 14 G4 IAP (21DH) | LG gram 14Z90R |
|---|
| Included Accessories | USB-C slim wall mount power adapter | 65W USB-C power adapter |
|---|---|---|
| Security | Firmware Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader | - |
| Security Slot Type | Kensington nano security slot | Kensington security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Features | Administrator password, hard drive password, power-on password, Rapid Charge Pro | LED indicator |
| Compliant Standards | RoHS, Energy-Related Products (ErP) Lot 6, TUV Rheinland Low Blue Light (Software Solution) | MIL-STD 810H |
| ENERGY STAR Certified | Yes | - |
| EPEAT Compliant | EPEAT Gold | - |
| Max Operating Temperature | 35 °C | - |
| Min Operating Temperature | 5 °C | - |
| Humidity Range Operating | 8 - 95% | - |
| Manufacturer Warranty | Limited warranty - 1 year - pick-up and return | Limited warranty - parts and labour - 1 year |
| Model Number | - | K.AA78A1 |
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