Lenovo ThinkPad L15 Gen 3 (21C4) vs. Lenovo IdeaPad 330-17IKB (81DM)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Lenovo ThinkPad L15 Gen 3 (21C4) and Lenovo IdeaPad 330-17IKB (81DM). 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.

Lenovo ThinkPad L15 Gen 3 (21C4) Review

Advantages and disadvantages of Lenovo ThinkPad L15 Gen 3 (21C4) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard comfort

good battery life

solid performance

adequate port selection

average display brightness

heavier than competitors

limited graphics performance

no thunderbolt support

Lenovo IdeaPad 330-17IKB (81DM) Review

Advantages and disadvantages of Lenovo IdeaPad 330-17IKB (81DM) based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

large display

ample storage options

decent processor speed

variety of ports

heavy design

average battery life

mediocre display quality

no backlit keyboard

Laptop Comparison and Tests

Difference between Lenovo ThinkPad L15 Gen 3 (21C4) and Lenovo IdeaPad 330-17IKB (81DM)
85 % - Design
72 % - Display
75 % - Performance
86 % - Connectivity
74 % - Battery
69 % - Design
65 % - Display
65 % - Performance
72 % - Connectivity
65 % - Battery

Laptop Specifications Comparison

Lenovo ThinkPad L15 Gen 3 (21C4) vs. Lenovo IdeaPad 330-17IKB (81DM) Comparison Chart
DESIGN AND DIMENSIONS Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo IdeaPad 330-17IKB (81DM)
Product Type Notebook - 180-degree hinge design Notebook
Dimensions (WxDxH) 36.02 cm x 23.7 cm x 1.993 cm 41.8 cm x 29.26 cm x 2.49 cm
Weight 1.76 kg 2.8 kg
Case Material Polycarbonate ABS (bottom), polycarbonate ABS (top) Polycarbonate ABS
Colour Thunder black Onyx black
DISPLAY Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo IdeaPad 330-17IKB (81DM)
Screen Size (Type) 15.6" - IPS 17.3" - IPS
LCD Backlight Technology LED backlight LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Widescreen Yes Yes
Image Aspect Ratio 16:9 16:9
Image Brightness 250 cd/m² 300 cd/m²
Colour Gamut 45% NTSC -
Features Anti-glare, 170° viewing angle Anti-glare
PROCESSOR Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo IdeaPad 330-17IKB (81DM)
CPU Intel Core i5 (12th Gen) 1235U / 1.3 GHz Intel Core i3 (8th Gen) 8130U / 2.2 GHz
Max Turbo Speed 4.4 GHz 3.4 GHz
Number of Cores 10-core Dual-Core
Cache 12 MB 4 MB
64-bit Computing - Yes
Features Integrated memory controller Integrated memory controller
MEMORY Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo IdeaPad 330-17IKB (81DM)
RAM 16 GB (1 x 16 GB) 4 GB (provided memory is soldered)
Max RAM Supported 64 GB 16 GB
RAM Type DDR4 SDRAM DDR4 SDRAM
Speed 3200 MHz 2133 MHz
Rated Speed 3200 MHz 2133 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 260-pin
Slots Qty 2 1
Empty Slots 1 1
STORAGE Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo IdeaPad 330-17IKB (81DM)
Main Storage Size (HDD/SSD) 512 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia 1 TB HDD SATA 6Gb/s / 5400 rpm
AUDIO & VIDEO Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo IdeaPad 330-17IKB (81DM)
Graphics Processor (GPU) Intel Iris Xe Graphics Intel UHD Graphics 620
Max Monitors Supported 3 external monitor(s) -
Camera Yes - 1080p Yes
Resolution - 0.3 Megapixel
Camera Features Privacy shutter, IR camera, Windows Hello, fixed focus -
Sound Stereo speakers, dual array microphone Stereo speakers, microphone
Codec Realtek ALC3287 -
Compliant Standards High Definition Audio, Dolby Audio High Definition Audio, Dolby Audio
COMMUNICATIONS Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo IdeaPad 330-17IKB (81DM)
Wireless 802.11a/b/g/n/ac/ax, Bluetooth 5.2 802.11a/b/g/n/ac, Bluetooth 4.1
Wireless Controller Intel Wi-Fi 6 AX 201 M.2 Card
Network Interface Gigabit Ethernet Gigabit Ethernet
BATTERY Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo IdeaPad 330-17IKB (81DM)
Technology 3-cell lithium polymer Lithium Ion
Battery Capacity (Size) 57 Wh 35 Wh
Battery Life - Up to 6 hours
AC ADAPTER Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo IdeaPad 330-17IKB (81DM)
Input AC 100-240 V (50/60 Hz) AC 120/230 V (50/60 Hz)
Output 65 Watt, 5 / 9 / 15 / 20 V 45 Watt
INPUT Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo IdeaPad 330-17IKB (81DM)
Type Keyboard, TrackPoint, UltraNav Keyboard, touchpad
Numeric Keypad Yes Yes
Keyboard Backlight Yes -
Features Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls Multi-touch touchpad
CONNECTIONS & EXPANSIONS Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo IdeaPad 330-17IKB (81DM)
Interfaces USB 3.2 Gen 1
USB 3.2 Gen 1 (Always On)
USB-C 3.2 Gen 1 (supports DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
Headphone/microphone combo jack
LAN
2 x USB 3.1 Gen 1
USB-C 3.1 Gen 1
HDMI
LAN
Headphone/microphone combo jack
Memory Card Reader Yes (microSD) 4 in 1 (SD Card, MultiMediaCard, SDHC Card, SDXC Card)
SOFTWARE Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo IdeaPad 330-17IKB (81DM)
Operating System (OS) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence Windows 10 Home 64-bit Edition - English
Software Included - Microsoft Office (Trial)
MISCELLANEOUS Lenovo ThinkPad L15 Gen 3 (21C4) Lenovo IdeaPad 330-17IKB (81DM)
Included Accessories USB-C power adapter Power adapter
Security Discrete 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, power-on password, RapidCharge, 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 RoHS
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
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