Best RC Car Recommendations from Reddit Comments

Crawler Recommendations

Redcat Blackout Pro: "It’s super light and about indestructible"
TRX4M (Traxxas): "Slow and easy to operate for a 4-year-old"
Axial Basecamp: "Fast enough to keep interest and traverses everything"
Arrma Mojave Grom: "Durable and fast for indoor/outdoor use"
Arrma GROM Line: "Inexpensive and durable"
Danchee Ridgerock: "Very good and navigable on grass"
Jiabaile 1/43 Scale RC Drift Car: "Small, fast, and durable"
HBX 16889a Pro: "Great for kids as it has a speed dial and takes abuse well"

Basher/Speed Recommendations

Arrma Mojave Grom: "Great starting option for a kid"
Traxxas Stampede: "Fun, durable, and cool"
Arrma Kraton 6S V5: "Resilient and fast monster truck"
Traxxas Rustler 4x4: "Reliable and durable"
HBX 16889a Pro: "Fast, adjustable, and tough"

Overall Recommendations

Arrma Grom Series: "Indestructible and fun for beginners"
Traxxas TRX4M (Traxxas): "Good for teaching driving basics"
Redcat Everest 10: "Perfect for learning and traversing obstacles"
FMS Max Smasher: "Alternative with the monster truck appeal"
HBX 16889a Pro: "Great value, speed, and durability"
Tamiya Comical Grasshopper: "Fantastic kit-building experience"
Traxxas XRT or Traxxas Maxx: "Excellent for outdoor use and water resistance"

General Advice

Consider Child's Preferences: Ask the kid what activities they prefer
Local Hobby Shop Visit: Check out local shops and availability of parts
Battery CareTips: Understand and practice proper LiPo battery maintenance
Clean After Use: Ensure to clean the RC car after usage for longevity
Online Reviews & Videos: Check reviews and video guides for insights

Remember, each recommendation fits different needs and preferences, so choose based on what best suits the intended use and enjoyment of the RC car for the 4-year-old!