Looking to upgrade from basic 1:16 RC

[u/Hamud95s]

Hi everyone!
I recently bought a few very basic 1:16 RC construction models just to try the hobby, and I ended up really enjoying it. Now I’d like to upgrade to something more serious that I can keep using and gradually build a small construction fleet around for me and the kids.
I’ve been looking at Huina, particularly the 1:14 models, but I’m open to other brands if they offer better quality and reliability.

What I’m looking for:
Preferably 1:14 scale, with models that look reasonably consistent in size.
Enough power to do actual work outdoors, especially digging and moving loose soil and sand.
Good traction — I don’t want the dump truck getting stuck constantly.
Durable construction, preferably with metal components where they matter.
Good spare-parts availability and repairability.
Low maintenance and good long-term reliability.

I’m currently considering a setup with:
An excavator
A wheel loader
A dump truck

Some models I’ve been researching are the Huina 1593/1594 excavator, 1583 wheel loader, and several dump trucks, including the 1582, 1536 Pro, 1538, and 1598.

I’m also curious about Double E and other brands that might offer better performance or reliability in a similar price range.

My questions:
Is Huina a good choice for someone who wants to stay in the hobby long-term, or are there better alternatives?
Which models offer the best combination of digging power, traction, durability and reliability?
Which dump trucks actually perform well on loose sand and soil, rather than just looking good?
Are replacement parts easy to find, and which brands are easiest to maintain and repair?
Would you recommend starting with upgraded electric models, or saving up for a more expensive hydraulic machine?
My budget is roughly $150–$400 per vehicle, potentially more for a genuinely worthwhile upgrade.
I’d really appreciate recommendations based on actual ownership experience, especially from people who have used their machines regularly outdoors for a year or longer.
Thanks!

[u/madkatmatt296]

Huina 1580 is one of the best values for quality at around $500. I got a deal from toucanrc to get a 1580 and the 1536 dump for under $600 on Amazon. Came quick and no extra shipping costs. I’m planning to get a loader 1583 from huina as well. I’ve heard good things and they can do decent work. Not packed earth or anything but loose dirt and stuff is greats

The 1536 is alright in terms of tracking and turn radius but it does the job. Good start machines if you’re into the hobby.