IMO Jiroubu, the weakest in the sound four, was still mid chunin level and would have beat Chouji if he didn't
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to
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Chouji's chips. This way, he would not have allowed Chouji to
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the red pills. Even with the red pills, Chouji would have
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due to the side effects and Chouji with pills was a powerful opponent. Also without Chouji, Jiroubo would have soloed the Retrieval Arc squad unless Naruto gained the Kyubbi chakra.
Tayuya and Sakon/Ukon were both high chunin level ninjas. Kidomaru was low jounin level IMO and would have killed Neji, who was also low jounin level, if Neji hadn't got saved. Kidomaru also managed to
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two Anbu agents with ease.
Kimimaro was a high jounin level ninja and would have
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Gaara, who was also a high jounin level ninja, if it wasn't for his
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.
All in all, the Sound five were stronger than the Konoha rookies in part 1. Those same Konoha rookies were a lot stronger than they were during the Chunin exams. Those same rookies from the chunin exams can beat the likes of other chunin level ninjas such as Iruka, demon bros and Mizuki.