Best RG Gunpla: Real Grade Engineering, Ranked
Best RG Gunpla: Real Grade Engineering, Ranked
Bandai markets the Real Grade line as "the pinnacle of Gunpla engineering." After building every RG worth owning since the line launched in 2010, I can tell you the truth: RG is the most inconsistent grade Bandai makes. Some are masterpieces that belong in a museum. Others are hand grenades that explode when you look at them wrong. I've been building Gunpla for 25 years, judged two local competitions, and broken more RG parts than I care to count. My cat Miso has watched me rage-quit two separate builds from the corner of my workbench. Here's the honest ranking.
What Makes an RG an RG
Real Grade kits pack Master Grade complexity into a 1/144 scale. You're getting an inner frame, color separation that borders on black magic, and part counts that rival some MGs. The trade-off is size. Parts are small. Some are genuinely tiny. If you've got big hands or shaky fingers, you'll need tweezers and patience.
The other trade-off is the early line's reputation for falling apart. The first few RGs, the RX-78-2 and the Zaku, were infamous for loose joints and parts that shed like a husky in summer. Bandai fixed most of that by 2015, but the reputation stuck. Here's the thing: the modern RGs are some of the best kits Bandai has ever produced. The early ones belong in a display case where nobody will touch them.
The Ranking
1. RG Force Impulse Gundam
This is the best RG I've built in 25 years of doing this. The Force Impulse came out in 2021, and it's the kit that made me stop worrying about RG quality entirely.
The build is 14 runners of pure joy. Everything snaps together with a satisfying click. The inner frame is pre-assembled in sections, which sounds like cheating but actually gives you the articulation of a PG in a kit that fits in your palm. The color separation is so good it looks painted. I didn't panel-line mine for a week because I kept just staring at it.
The articulation is the headline. This kit can kneel. It can crouch. It can hold a rifle with both hands without needing a support arm. I posed it once, put it on the shelf, and it's still holding that pose two years later. I've never had to touch it again.
The flaws are minor. The V-fin is small and easy to lose, so be careful. The waist joint is a bit tight out of the box. And the shield has a seam line that's mildly annoying to fix. That's it. That's the whole complaint list.
The price is the real story here. At around $30, this is the best value in the entire RG line. I've paid more for HGs that gave me half the satisfaction. At $30 and about six hours of build time, that's $5 an hour for the most fun you can have with plastic.
[Check price on Amazon]
2. RG Nu Gundam
The Nu was the kit that saved the RG line. After years of mediocre releases, Bandai dropped this in 2019 and proved they could make an RG that rivals a Master Grade. I built mine in 2020, and it's still one of the best builds I've ever done.
The inner frame is the star. It's a full pre-built frame that snaps together like a high-end action figure. The articulation is absurd. The Nu can do poses that look like they're defying physics. The fin funnels on the back each have their own articulation, which means you can pose them in dozens of configurations.
The build takes about 10 hours, which is substantial for a 1/144 kit. But every hour is enjoyable. No part is so small that it's frustrating. No joint is so tight that it feels like it'll snap. This is the RG that made me trust the line again.
The criticism is the fin funnels. Each one is a separate unit, and they're held on by small connectors. I've had them pop off during posing more than once. The fix is simple: a tiny bit of glue on the connectors, and they stay put. But it's an annoyance that shouldn't exist at this price point.
At around $45, it's not cheap. But the engineering is genuinely worth it. This is the kit I recommend to anyone who wants to see what modern RG is capable of.
[Check price on Amazon]
3. RG Hi-Nu Gundam
The Hi-Nu is the Nu's bigger, angrier brother, and it's the kit that made me forgive Bandai for every mediocre RG they released in the early 2010s. This thing is a masterpiece.
The build is 18 hours of pure concentration. The part separation is incredible. The blue armor panels are individually colored, the white is a warm off-white that looks fantastic, and the gold accents are done with real metal parts. No stickers. Actual metal. I spent a solid hour just looking at the finished kit before I even started posing it.
The articulation is the best in the RG line. The Hi-Nu can do splits. It can kneel with both knees on the ground. It can hold its massive beam rifle with one hand. I've had it in a dynamic crouching pose for eight months now, and it hasn't sagged a millimeter.
The issue is the funnels. There are six of them, and they're all identical. Each one takes about 20 minutes to build. That's two hours of your life spent on essentially the same piece, six times. It's a slog. I nearly quit twice.
The price is $50, and honestly, it's worth it. The build is memorable, the result is stunning, and the engineering is the best Bandai has ever shipped in 1/144 scale. This is a kit you'll keep on your desk for years.
[Check price on Amazon]
4. RG Sazabi
The Sazabi is the biggest RG Bandai has ever made. It's enormous for a 1/144 kit, nearly the size of a small Master Grade. And it's the most impressive shelf presence in the entire line.
The build is 15 hours of mostly enjoyment. The size means the parts are bigger than most RGs, which makes it more forgiving for less experienced builders. The color separation is outstanding. The red armor panels are individually colored, and the gold trim is done with metallic stickers that actually look good.
The articulation is good but not great. The sheer size and weight of the kit mean it can't hold the dynamic poses that the Nu or Hi-Nu can. It's a shelf queen, not a poser. If you want a kit to put in a dynamic action stance, get the Nu.
The criticism is the stickers. The gold trim stickers are small, and they're placed on curved surfaces. They don't want to stick. I spent an hour fighting with them, and I still have two that are slightly crooked. I've never had this problem with water slides.
At $55, it's the most expensive RG on this list. But you're getting a kit that looks like a $150 Master Grade. The scale alone justifies the price.
[Check price on Amazon]
5. RG Unicorn Gundam
The Unicorn is the kit that made me swear off early RGs. I built it in 2018, and it was the most frustrating build I've done in the last decade.
The transformation gimmick is the problem. The Unicorn transforms from Unicorn Mode to Destroy Mode, and the mechanism is built into the RG's small frame. The parts are tiny, the joints are tight, and the whole thing feels like it's one wrong move away from snapping. I broke a shoulder joint during transformation. I superglued it back together, and now it only transforms one way.
The standard form is fine. The white armor looks good, the inner frame is articulate, and the completed kit looks great in a static pose. But the moment you try to transform it, everything goes wrong. Multiple buyers report the same issue. One reviewer in April wrote, "I broke the arm peg on the second transformation attempt. This kit is not meant to be played with."
At $35, it's cheap enough that you might be tempted. Don't be. If you want a Unicorn, get the Master Grade. The RG version is a stress test, not a kit.
[Check price on Amazon]
6. RG RX-78-2 Gundam
The original. The kit that started the line in 2010. And the kit that gave RG its bad reputation.
I built this one after a 15-year gap from Gunpla, and it nearly sent me back into retirement. The inner frame is loose. The joints are floppy. The parts fall off if you look at them wrong. The shield mount is a joke. The whole thing feels like it's held together with hope and Bandai's good intentions.
The completed kit looks great. The color separation is actually impressive for 2010. But the moment you try to pose it, everything falls apart. The arms pop off. The legs won't hold a stance. The waist is a wobbly mess.
At $25, it's the cheapest RG you can buy. But you'll spend more time fixing it than building it. Skip this one. Get the modern RG 2.0 if you want a RX-78-2. It's a completely different kit.
[Check price on Amazon]
The Bottom Line
The RG line is a tale of two eras. Pre-2015 kits are fragile experiments that don't hold up. Post-2015 kits are some of the best engineering Bandai has ever shipped.
The Force Impulse is the best entry point. It's cheap, it's fun, and it won't break. The Nu and Hi-Nu are the pinnacle of the line, but they're more expensive and more demanding. The Sazabi is the best shelf presence you can get for under $200.
If you're new to RG, start with the Force Impulse. If you're experienced and want the best the line has to offer, get the Hi-Nu. And if you're looking at the RX-78-2, save your money. I've made that mistake so you don't have to.