Head-to-Head

Robot Model Comparison

Pick any two build tracks to compare their parts, difficulty, cost, and time side-by-side.

Harder build

Humanoid AI Robot

Lower cost

$120 — Wheeled

Faster build

Wheeled Standard Robot

Beginner

Wheeled Standard Robot

A differential-drive wheeled robot — the classic beginner build.

Difficulty2/5
Est. Cost

$120

Build Time

20–30 hours

Degrees of Freedom

2 (drive + steer)

Total Parts

12 items

Part Requirements
  • MicrocontrollerArduino Uno
    ×1
  • Motor DriverL298N
    ×1
  • DC Geared Motors6V–12V
    ×2
  • Wheels65mm rubber
    ×2
  • Caster WheelBall caster
    ×1
  • Ultrasonic SensorHC-SR04
    ×1
  • IR SensorsTCRT5000
    ×2
  • Battery7.4V Li-Po
    ×1
  • ChassisAcrylic / 3D-printed
    ×1
Expert

Humanoid AI Robot

A bipedal humanoid with 17+ servos, vision, and autonomous AI.

Difficulty5/5
Est. Cost

$450

Build Time

80–120 hours

Degrees of Freedom

17–20 (bipedal + arms + head)

Total Parts

27 items

Harder of the two
Part Requirements
  • Single-Board ComputerRaspberry Pi 4/5
    ×1
  • Serial ServosLX-224 / Dynamixel XM
    ×18
  • Servo ControllerSerial bus driver
    ×1
  • IMUMPU6050
    ×1
  • Camera ModulePi Cam V3
    ×1
  • ToF Distance SensorVL53L0X
    ×1
  • LiDAR (optional)RPLIDAR A1
    ×1
  • Microphone + SpeakerUSB mic + mini speaker
    ×1
  • Battery7.4V Li-Po (high-current)
    ×1
  • Torso + Limbs3D-printed PETG/ABS
    ×1

Cost and time are estimates for a typical self-sourced build.

May we use Google Analytics cookies to understand visits to our public pages? Analytics is optional. We do not send form contents, private account pages or URL query details. You can change your choice using Analytics settings.