Sonic Frontiers is one of the most laid-back platinums in the Blue Blur's catalogue: skate around five open islands hoovering up collectibles and enjoy the ride. Only the game's climactic showdown asks you to actually be good at it. The full trophy list runs to 41 trophies — 23 bronze, 15 silver, 2 gold and the Sonic Frontiers Platinum — and this guide walks you through exactly how to earn every one.
Below you'll find a difficulty and time breakdown, a visual trophy chart, the smartest way to approach the run, a full step-by-step roadmap, the trickiest trophies, common mistakes to avoid, faster-platinum tips and an FAQ.
Sonic Frontiers Platinum — At a Glance
| Difficulty | 4 / 10 — very achievable |
| Time to platinum | 25-35 hours |
| Trophies | 41 total (23 bronze, 15 silver, 2 gold, 1 platinum) |
| Playthroughs | One playthrough (plus optional cleanup and a Hard-mode boss run) |
| Online required | No |
| Platforms | PS4/PS5 |
Trophy Breakdown
Here's how the 41 trophies in Sonic Frontiers split across the four tiers:
The bulk are collection milestones (emeralds, tokens, gears, Koco), story-progression unlocks for each Titan defeated, Cyberspace stage completions, and a handful of miscellaneous 'do this action X times' trophies. The two gold trophies cap the major milestones, and the platinum's only skill-gated entries are the final-boss clear and any ranking/Hard-mode objective.
How Hard Is the An open-zone Sonic platinum that's mostly a relaxed collectible grind across the Starfall Islands, with only the final boss demanding real skill. Platinum?
For roughly ninety percent of its length this is a very forgiving list. Nearly everything is tied to exploration and collection across the five Starfall Islands, and dying just respawns you nearby with no real penalty. The single genuine wall is the final boss sequence against the moon-sized threat, which mixes a bullet-hell shmup section with a rhythm-timed melee fight that punishes sloppy parries. If you set the game to Hard for the extra ranking trophy, that fight gets meaningfully tougher.
The rest of the challenge is patience rather than reflexes. You must gather every Chaos Emerald on all islands, complete the Cyberspace stages, and clear the guardian mini-bosses and Titan fights. None of these are hard individually, but they add up, and a couple of the Cyberspace S-ranks require tight time targets that first-timers can fumble. Update patches also added extra content (a harder challenge tower and photo/fishing objectives) that padded the list without adding much genuine difficulty.
How It Compares to Similar Platinums
On our difficulty scale the An open-zone Sonic platinum that's mostly a relaxed collectible grind across the Starfall Islands, with only the final boss demanding real skill. platinum sits at 4/10 (very achievable) and takes roughly 25-35 hours, so it helps to see where it lands next to similar games. It lands right alongside Marvel's Spider-Man 2, so if you enjoyed one, the other is a natural next target.
| Game | Difficulty | Time | Trophies |
|---|---|---|---|
| Sonic Frontiers (this guide) | 4/10 (very achievable) | 25-35 hrs | 41 |
| Marvel's Spider-Man 2 | 4/10 (very achievable) | 25–35 hrs | 42 |
| Hogwarts Legacy | 4/10 (very achievable) | 50–60 hrs | 46 |
| Ghost of Tsushima | 4/10 (very achievable) | 45–60 hrs | 52 |
The Smartest Way to Approach It
Play the story naturally first and let collection happen organically as you cross each island. Grab memory tokens, gears, Koco, and vault keys as you spot them, but don't obsess early. Once the credits roll, use the completion percentage tracker on each island's map to mop up whatever you missed, using the fast-travel portals to bounce between clusters of collectibles.
Lean hard on Big the Cat's fishing minigame: trading purple coins for fish nets you Vault Keys, Egg Memos, and skill points far faster than combat, letting you buy your way past the Chaos Emerald gates and max Sonic's rings/speed stats. Before the final boss, farm Big's tokens to max your attack and defense so the shmup and parry phases have generous error margins, and practice the parry (hold both bumpers) so it's automatic before you commit.
Sonic Frontiers Trophy Roadmap
Play through the story at your own pace on Normal, collecting memory tokens, gears, Koco, and vault keys as you naturally explore each of the five islands. Don't stress about 100% yet.
Between story beats, fish with Big the Cat whenever the portal is available. Trade tokens for Vault Keys and skill points to unlock Chaos Emeralds early and build Sonic's stats.
Clear every Cyberspace stage as you unlock them, retrying any that need a specific rank or time target for their trophy while the level layout is fresh in your mind.
Max Sonic's attack, defense, ring, and speed stats via Hermit Koco and Elder Koco before reaching the final island so the endgame boss is manageable.
Finish the story and defeat the final boss, then use each island's map completion tracker and fast-travel portals to clean up any remaining collectibles and miscellaneous trophies for the platinum.
Trickiest Trophies in An open-zone Sonic platinum that's mostly a relaxed collectible grind across the Starfall Islands, with only the final boss demanding real skill.
Final boss clear — The shmup + rhythm-parry finale is the only real skill check. Max your stats and practice the parry beforehand to smooth it out.
All Chaos Emeralds gathered — Requires enough Vault Keys across every island; farm fishing and puzzle challenges rather than hunting keys one by one.
Cyberspace S-ranks — A few stages demand tight time targets. Learn the shortcut routes and boost-chain sections to shave seconds.
Hard-mode ranking objective — If you opt into Hard for the extra trophy, the Titan and final fights hit harder, so save it until your stats are maxed.
Full island completion — Each island's percentage must hit 100% via the map tracker; use fast-travel portals to reach isolated collectible clusters efficiently.
Common Mistakes to Avoid
Skipping the fishing minigame slows everything down. Big's tokens are the fastest route to Vault Keys, skill points, and emeralds, so ignoring him means a much longer grind.
Neglecting to max Sonic's attack and defense stats before the final boss can turn an easy fight into a frustrating wall, especially the parry-heavy melee phase.
Some Cyberspace ranking trophies need tight completion times. Don't assume a casual clear counts, and check the required rank before moving on.
The parry input (holding the bumpers) must be timed against certain Titan and final-boss attacks. Mashing or letting go early gets you hit, so drill it before the endgame.
Tips to Platinum An open-zone Sonic platinum that's mostly a relaxed collectible grind across the Starfall Islands, with only the final boss demanding real skill. Faster
Turn on the map completion overlay for each island; it flags remaining collectible types so cleanup is systematic rather than a blind sweep.
Fish with Big constantly. His reward tokens buy Vault Keys, Egg Memos, and skill points more efficiently than any other activity in the game.
Dump early skill points into the parry and homing-attack upgrades so combat and boss phases feel smooth from the start.
Prioritize Elder and Hermit Koco to raise ring capacity and speed, which makes traversal and collectible runs dramatically faster.
Save the optional Hard-mode boss objective for after your stats are maxed, so you fight it with every advantage.
Sonic Frontiers Platinum FAQ
How long does it take to platinum Sonic Frontiers?
Most players need around 25-35 hours to platinum Sonic Frontiers on PS4/PS5. Plan for one playthrough (plus optional cleanup and a Hard-mode boss run) — and following a trophy roadmap keeps you on the efficient path.
Is the An open-zone Sonic platinum that's mostly a relaxed collectible grind across the Starfall Islands, with only the final boss demanding real skill. platinum hard?
It rates about 4/10 (very achievable). The main hurdle is final boss clear — The shmup + rhythm-parry finale is the only real skill check. Max your stats and practice the parry beforehand to smooth it out.
Do you need to play online for the An open-zone Sonic platinum that's mostly a relaxed collectible grind across the Starfall Islands, with only the final boss demanding real skill. platinum?
No — every trophy can be earned entirely offline in single-player; you don't need PlayStation Plus.
Can you get the An open-zone Sonic platinum that's mostly a relaxed collectible grind across the Starfall Islands, with only the final boss demanding real skill. platinum on PS4 and PS5?
Yes. Sonic Frontiers shares one trophy list across PS4 and PS5, and progress carries over between them via cross-save where supported.
How many trophies does Sonic Frontiers have?
41 in total — 23 bronze, 15 silver, 2 gold and the Sonic Frontiers Platinum.
What's the fastest way to get the An open-zone Sonic platinum that's mostly a relaxed collectible grind across the Starfall Islands, with only the final boss demanding real skill. platinum?
Follow a step-by-step roadmap and tackle objectives in the right order so you never backtrack. The biggest time-savers are preparing your build and gear before the hardest fights, and clearing missable or collectible trophies as you go rather than saving them all for the end.
Is it worth buying a An open-zone Sonic platinum that's mostly a relaxed collectible grind across the Starfall Islands, with only the final boss demanding real skill. trophy service?
A breezy, satisfying platinum that rewards exploration far more than it punishes mistakes, ideal for players who want a scenic completion rather than a stress test. If you'd rather skip the grind, our An open-zone Sonic platinum that's mostly a relaxed collectible grind across the Starfall Islands, with only the final boss demanding real skill. Platinum Trophy Service unlocks all 41 trophies safely on your account from just $15.
Do I need to play on Hard difficulty for the platinum?
Only if a specific ranking or difficulty trophy on the list requires it. The core clear can be done on Normal, and you can switch difficulty to satisfy the ranking objective when you're ready.
Is anything missable in Sonic Frontiers?
Practically nothing. Collectibles remain available after the story, and island completion trackers let you return and finish anything you skipped, so there's no need to rush.
How long does the platinum realistically take?
Around 25 to 35 hours depending on how efficiently you fish for keys and skill points. Leaning on Big's minigame can shave several hours off the collectible grind.
Prefer to Skip the Grind?
If you'd rather not chase every trophy yourself, our An open-zone Sonic platinum that's mostly a relaxed collectible grind across the Starfall Islands, with only the final boss demanding real skill. Platinum Trophy Service unlocks all 41 trophies legitimately on your own account from $15, with your choice of instant or realistic time-stamps. You can also browse everything we offer for the game on the Sonic Frontiers services page, or see the full catalogue of PlayStation Trophy Services.
Related PlayStation Platinum Guides
Marvel's Spider-Man 2 Platinum Trophy Guide (PS5) — very achievable (4/10)
Hogwarts Legacy Platinum Trophy Guide (PS4/PS5) — very achievable (4/10)
Ghost of Tsushima Platinum Trophy Guide (PS4/PS5) — very achievable (4/10)
Final Thoughts
A relaxed, exploration-driven platinum whose only real hurdle is the flashy final boss, making it a great pick for players who want a rewarding completion without a difficulty grind. A breezy, satisfying platinum that rewards exploration far more than it punishes mistakes, ideal for players who want a scenic completion rather than a stress test.