Dell Inspiron 15 3511 vs Inspiron 15 3505

You can select specific configurations for the laptops to get a more accurate comparative review
Display 1920 x 1080
Battery 42 Wh
CPU
RAM
Storage

Review

Evaluation of Dell Inspiron 15 3511 and Inspiron 15 3505 important characteristics
Performance
System and application performance
Gaming
Performance in popular 3D games
Display
Viewing angle, color accuracy, brightness
Battery Life
Potential battery life in light and average use
Connectivity
Ports, webcam and other interfaces
Case
Design, materials, durability and usability
NanoReview Score

Key Differences

What are the key differences between the notebooks
Advantages of the Dell Inspiron 15 3511
  • Easier to carry: weighs 230 grams less (around 0.51 lbs)
  • Can run popular games at about 31-42% higher FPS
  • Thinner bezels and 7% higher screen-to-body ratio
  • Supports next-generation Wi-Fi 6 wireless networks
  • Smaller footprint: 7% more compact case (130.8 vs 140.4 square inches)
Advantages of the Dell Inspiron 15 3505
  • 41% sharper screen – 141 versus 100 pixels per inch (PPI)
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Tests and Specifications

Comparison table of test results and technical specs

Case

Weight 1.73 kg (3.81 lbs) 1.96 kg (4.32 lbs)
Dimensions 358.5 x 235.56 x 17.5-18.99 mm
14.11 x 9.27 x 0.69-0.75 inches
249 x 363.9 x 18-19.8 mm
9.8 x 14.33 x 0.71-0.78 inches
Area 844 cm2 (130.8 inches2) 906 cm2 (140.4 inches2)
Screen-to-body ratio ~79.5% ~74.1%
Side bezels 6.6 mm -48.2 mm
Colors Black, Silver White
Transformer No No
Size comparison
Cooling solution
Cooling system Active Active
Vapor chamber No No
Number of fans 1 1
Noise level 39.2 dB 34.5 dB

Display

Size 15.6 inches 15.6 inches
Type TN LCD IPS LCD
Refresh rate 60 Hz 60 Hz
PPI 100 ppi 141 ppi
Aspect ratio 16:9 16:9
Resolution 1366 x 768 pixels 1920 x 1080 pixels
HDR support No No
Touchscreen No No
Coating Matte Matte
Display tests
Contrast 400:1 940:1
sRGB color space - 60.4%
Adobe RGB profile - 41.7%
DCI-P3 color gamut - 40.3%
Response time 25 ms 32 ms
Max. brightness

Battery

Capacity
Voltage 11.25 V 11.4 V
Full charging time 2:00 hr 3:00 hr
Battery type Li-Po Li-Po
Replaceable No No
Fast charging Yes Yes
USB Power Delivery No No
Charging port position Left Left
Charge power 65 W 45 W
Weigh of AC adapter 305 gramm 276 gramm

CPU

CPU name
Base frequency 2.0 GHz 2.6 GHz
Turbo frequency 3.5 GHz 3.5 GHz
Cores 2 2
Threads 4 4
L3 Cache 4 MB 4 MB
Integrated GPU Intel UHD Graphics Xe G4 48 EUs Radeon RX Vega 3
Fabrication process 10 nm 14 nm

Benchmarks

Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)

Graphics Card

GPU name
TGP 15 W 15 W
Type Integrated Integrated
Fabrication process 10 nm 14 nm
GPU base clock 300 MHz 300 MHz
GPU boost clock 1100 MHz 1400 MHz
FLOPS 0.84 TFLOPS 0.54 TFLOPS
Memory size System Shared System Shared
Memory type DDR4 DDR4
Memory speed 2.67 Gbps 2.4 Gbps
Shading units (cores) 384 192
Texture mapping units (TMUs) 24 12
Raster operations pipelines (ROPs) 12 8
GPU performance
0.84 TFLOPS
0.54 TFLOPS

RAM

RAM size
Channels 1x4 GB 1x4 GB
Clock 2666 MHz 2400 MHz
Type DDR4 DDR4
Upgradable Yes Yes
Total slots 2 2
Max. ram size 16 GB 32 GB

Storage

Storage size
Bus PCI-E Gen 3.0 (4x) PCI-E Gen 3.0 (4x)
Storage type SSD (M2) SSD (M2)
Channels 1x128 GB 1x128 GB
Upgradable Yes Yes
Total slots 1 1
NVMe Yes Yes

Sound

Audio chip Realtek ALC3204 Realtek ALC3204
Speakers 2.0 2.0
Power 2x2W 2x2W
Dolby Atmos No No
Loudness 78.7 dB 82 dB
Microphones 1 2

Connectivity

Wi-Fi standard v6 v5
Bluetooth v5.1 v5
Fingerprint No No
Optical drive No No
Webcam Above the display Above the display
Webcam resolution 1280 x 720 1280 x 720
Ports
USB-A 3x USB 3.2 3x USB 3.2
USB Type-C No No
Thunderbolt No No
HDMI 1x HDMI 1.4 1x HDMI 1.4
DisplayPort No No
VGA No No
Audio jack (3.5 mm) Yes Yes
Ethernet (RJ45) No Yes
SD card reader Yes No
Proprietary charging port Yes Yes

Input

Keyboard
Keyboard type Island Island
Numpad Yes Yes
Backlight Yes Yes
Touchpad
Size 11.5 x 8.0 cm 10.4 x 6.4 cm
Surface Plastic Plastic
Windows Precision Yes Yes
*Disclaimer! Ports, speakers, display, and other specifications can be different depending on the laptop’s particular configuration or region.

Cast your vote

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4 (100%)
0 (0%)
Total votes: 4

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