Shows Like Knights of Sidonia

If you liked Knights of Sidonia (2014), a action & adventure and animation series, here are 20 shows with a similar feel, based on TMDB's recommendations. Each one links to its cast, trailer and where it's streaming.

1
Gurren Lagann (2007)
★ 8.2/10Also animation and action & adventure
When a young laborer escapes to the world aboveground, he discovers a violent land in which humans battle robots controlled by a power-hungry noble.
2
Aldnoah.Zero (2014)
★ 7.6/10Also animation and action & adventure
In 1972, the Apollo 17 mission discovered a hypergate to Mars on the surface of the moon. Soon a war breaks out between Earth and Mars, and Martian soldiers begin to descend from the sky, riding steel giants, intent on…
3
Gargantia on the Verdurous Planet (2013)
★ 7.2/10Also action & adventure and animation
While fighting an intense inter-galactic war, a mecha pilot is accidentally warped into a space-time neither he nor his computer recognize. After waking up from a long-time hibernation, he finds himself trapped on a…
4
Star Blazers: Space Battleship Yamato 2199 (2013)
★ 7.2/10Also action & adventure and animation
The year is 2199. The human race has been crushed in their war with the Gamilos, driven into underground cities by the invader's assault. Scientists estimate they have only a year left. The young officers Susumu Kodai…
5
Macross Frontier (2008)
★ 8/10Also animation and action & adventure
A human space colony fleet is trying to find a habitable planet near the center of the Milky Way Galaxy. The story focuses on three young adults and the events that occur around them as the fleet faces a crisis of…
6
Blue Gender (1999)
★ 5.9/10Also animation and sci-fi & fantasy
In the 2030s Earth has been overrun by the Blue, which are mutated insect-like creatures that kill and harvest humans for food. Most of the surviving human race has moved to Second Earth, a huge spaceship that orbits…
7
Mobile Suit Gundam (1979)
★ 7.9/10Also animation and action & adventure
What would you do if you suddenly found yourself in the middle of a war? Teenager Amuro Ray sees his life shattered when war comes to his home. During the chaos, Amuro finds himself inside the mobile suit Gundam, the…
8
NieR:Automata Ver1.1a (2023)
★ 8.1/10Also animation and action & adventure
The distant future, 5012. The sudden aerial invasion of Earth by ＜Aliens＞ and their creations ＜Machine Lifeforms＞ led mankind to the brink of extinction. The surviving number of humans who took refuge on the moon to…
9
Mobile Suit Gundam Unicorn (2010)
★ 7.8/10Also animation and sci-fi & fantasy
When Banagher Links meets the mysterious Audrey Burne, he inherits the Unicorn Gundam and is swept up into the battle for space colony independence.
10
SABIKUI BISCO (2022)
★ 6.4/10Also animation and action & adventure
Japan’s post-apocalyptic wasteland replete with dust can only be saved by one thing—fungus. Bisco Akaboshi, a wanted criminal and skilled archer, searches for a legendary mushroom, known as Sabikui, said to devour any…
11
Eureka Seven (2005)
★ 7.4/10Also action & adventure and sci-fi & fantasy
Renton Thurston desires to leave his home behind and join the mercenary group known as Gekkostate, hoping to find some adventure. When a robot crashes through Renton's garage the meeting sparks the beginning of…
12
Mobile Suit Gundam SEED (2002)
★ 7.6/10Also action & adventure and animation
Cosmic Era 71. Mankind has developed into two subspecies: Naturals, who reside on Earth, and Coordinators, genetically enhanced humans capable of withstanding the rigors of space who inhabit orbital colonies known as…
13
Galaxy Express 999 (1978)
★ 7.8/10Also animation and action & adventure
In a distant future, Tetsuro is a human boy who wants his body replaced with a robotic one. This is possible, but to do so he has to reach the Immortal Planet onboard the space train Galaxy Express 999. Maetel, a…
14
The Legend of the Galactic Heroes: Die Neue These (2018)
★ 7.7/10Also animation and action & adventure
Caught in a 150-year-long war, interstellar nations reach the pinnacle of strategic combat at the hands of two genius leaders. Reinhard of the Galactic Empire, and Yang of the Free Planets Alliance lead the charge from…
15
revisions (2019)
★ 7.2/10Also animation and action & adventure
When Shibuya time-warps to 2388, high schooler Daisuke and his friends are conscripted by AHRV agent Milo to fight the hostile cyborg race, revisions.
16
Gun x Sword (2005)
★ 6/10Also animation and action & adventure
There’s a claw-fisted, genocidal maniac terrorizing the planet of endless illusion, and only Van, a tight-lipped loner in a jet black tuxedo, can bring the scoundrel to justice. Armed with his shape-shifting sword and…
17
Code Geass: Rozé of the Recapture (2024)
★ 7.8/10Also animation and action & adventure
Year Seven of the Kowa Period, in the former Hokkaido Block, live brothers known as the Nameless Mercenaries. The Emperor, Callis al Britannia, tries to plunge the world into chaos with the help of his servant…
18
EDENS ZERO (2021)
★ 7.7/10Also animation and action & adventure
Aboard the Edens Zero, a lonely boy with the ability to control gravity embarks on an adventure to meet the fabled space goddess known as Mother.
19
Gunbuster (1988)
★ 7.7/10Also animation and sci-fi & fantasy
In the near future, humanity has taken its first steps towards journeying into the far reaches of the galaxy. Upon doing so they discover a huge race of insectoid aliens known as "Space Monsters." These aliens seem…
20
Dragonaut: The Resonance (2007)
★ 7.7/10Also action & adventure and animation
With an asteroid hurtling toward Earth, sexy human Dragonauts and their curvaceous dragon companions unite to create a formidable fighting force. In the middle of this race against time are Jin, a heartbroken flyboy…